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derived_fields
list
id
string
recognition_status
string
source
string
source_quote
string
standard_number
string
standard_title
string
url
string
verified_fields
list
nrtl
string
nrtl_name
string
disagreements
list
[ "recognition_status" ]
ansi-a90-1
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI A90.1 | Safety Standard for Belt Manlifts |
ANSI A90.1
Safety Standard for Belt Manlifts
https://referencesource.org/nrtl-recognized-test-standards/ansi-a90-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-aami-es-60601-1
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
ANSI/AAMI ES 60601-1 | Medical Electrical Equipment – Part 1: General Requirements for Basic Safety and Essential Performance |
ANSI/AAMI ES 60601-1
Medical Electrical Equipment – Part 1: General Requirements for Basic Safety and Essential Performance
https://referencesource.org/nrtl-recognized-test-standards/ansi-aami-es-60601-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c37-38
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C37.38 | Gas Insulated, Metal Enclosed Disconnecting, Interrupter and Grounding Switches. |
ANSI C37.38
Gas Insulated, Metal Enclosed Disconnecting, Interrupter and Grounding Switches.
https://referencesource.org/nrtl-recognized-test-standards/ansi-c37-38/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c37-71
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C37.71 | Three Phase, Manually Operated Subsurface Load Interrupting Switches for Alternating-Current Systems |
ANSI C37.71
Three Phase, Manually Operated Subsurface Load Interrupting Switches for Alternating-Current Systems
https://referencesource.org/nrtl-recognized-test-standards/ansi-c37-71/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c37-72
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C37.72 | Manually Operated Dead Front, Pad-Mounted Switchgear with Load Interrupting Switches and Separable Connectors for Alternating Current System. |
ANSI C37.72
Manually Operated Dead Front, Pad-Mounted Switchgear with Load Interrupting Switches and Separable Connectors for Alternating Current System.
https://referencesource.org/nrtl-recognized-test-standards/ansi-c37-72/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c57-12-13
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C57.12.13 | Liquid-Filled transformers Used in Unit Installations including Unit Substations-Conformance Requirements |
ANSI C57.12.13
Liquid-Filled transformers Used in Unit Installations including Unit Substations-Conformance Requirements
https://referencesource.org/nrtl-recognized-test-standards/ansi-c57-12-13/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c57-12-21
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C57.12.21 | Pad Mounted Compartmental-Type Self-Cooled Single-Phase Distribution transformers with High Voltage Bushings; 167 kVA and Smaller |
ANSI C57.12.21
Pad Mounted Compartmental-Type Self-Cooled Single-Phase Distribution transformers with High Voltage Bushings; 167 kVA and Smaller
https://referencesource.org/nrtl-recognized-test-standards/ansi-c57-12-21/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c57-12-27
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C57.12.27 | Liquid Filled Distribution transformers Used in Pad Mounted Installations, Including Unit Substations–Conformance Requirements |
ANSI C57.12.27
Liquid Filled Distribution transformers Used in Pad Mounted Installations, Including Unit Substations–Conformance Requirements
https://referencesource.org/nrtl-recognized-test-standards/ansi-c57-12-27/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c57-12-28
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C57.12.28 | Switchgear and transformers Pad-Mounted Equipment Enclosure Integrity. |
ANSI C57.12.28
Switchgear and transformers Pad-Mounted Equipment Enclosure Integrity.
https://referencesource.org/nrtl-recognized-test-standards/ansi-c57-12-28/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c57-12-57
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C57.12.57 | Ventilated Dry Type Network transformers 2500 kVA and Below, Three Phase |
ANSI C57.12.57
Ventilated Dry Type Network transformers 2500 kVA and Below, Three Phase
https://referencesource.org/nrtl-recognized-test-standards/ansi-c57-12-57/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c57-13-2
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C57.13.2 | Instrument transformers -- Conformance Test Procedures |
ANSI C57.13.2
Instrument transformers -- Conformance Test Procedures
https://referencesource.org/nrtl-recognized-test-standards/ansi-c57-13-2/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-c62-1
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI C62.1 | Gapped Silicon-Carbide Surge Arresters for AC Power Circuits |
ANSI C62.1
Gapped Silicon-Carbide Surge Arresters for AC Power Circuits
https://referencesource.org/nrtl-recognized-test-standards/ansi-c62-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-fm-3265
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
ANSI FM 3265 | Spark Detection and Extinguishing Systems |
ANSI FM 3265
Spark Detection and Extinguishing Systems
https://referencesource.org/nrtl-recognized-test-standards/ansi-fm-3265/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-ics-2
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI ICS 2 | Industrial Control Devices, Controllers and Assemblies. |
ANSI ICS 2
Industrial Control Devices, Controllers and Assemblies.
https://referencesource.org/nrtl-recognized-test-standards/ansi-ics-2/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-nema-250
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI/NEMA 250 | Enclosures for Electrical Equipment |
ANSI/NEMA 250
Enclosures for Electrical Equipment
https://referencesource.org/nrtl-recognized-test-standards/ansi-nema-250/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-nfpa-11a
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI/NFPA 11A | Medium- and High-Expansion Foam Systems |
ANSI/NFPA 11A
Medium- and High-Expansion Foam Systems
https://referencesource.org/nrtl-recognized-test-standards/ansi-nfpa-11a/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-nfpa-20
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI/NFPA 20 | Installation of Stationary Fire Pumps for Fire Protection |
ANSI/NFPA 20
Installation of Stationary Fire Pumps for Fire Protection
https://referencesource.org/nrtl-recognized-test-standards/ansi-nfpa-20/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-nfpa-72
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI/NFPA 72 *** | Installation, Maintenance, and Use of Protective Signaling Systems. |
ANSI/NFPA 72 ***
Installation, Maintenance, and Use of Protective Signaling Systems.
https://referencesource.org/nrtl-recognized-test-standards/ansi-nfpa-72/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-s12-12
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI S12.12 | Nonincendive Electrical Equipment for Use in Class I and II, Division 2, and Class III, Divisions 1 and 2, Hazardous (Classified) Locations |
ANSI S12.12
Nonincendive Electrical Equipment for Use in Class I and II, Division 2, and Class III, Divisions 1 and 2, Hazardous (Classified) Locations
https://referencesource.org/nrtl-recognized-test-standards/ansi-s12-12/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-s12-13
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI S12.13 | Performance Requirements for Combustible Gas Detectors |
ANSI S12.13
Performance Requirements for Combustible Gas Detectors
https://referencesource.org/nrtl-recognized-test-standards/ansi-s12-13/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-s12-13-1
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI S12.13.1 | Performance Requirements for the Combustible Gas Detectors |
ANSI S12.13.1
Performance Requirements for the Combustible Gas Detectors
https://referencesource.org/nrtl-recognized-test-standards/ansi-s12-13-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-s12-15
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI S12.15 | Hydrogen Sulfide Detection Instruments |
ANSI S12.15
Hydrogen Sulfide Detection Instruments
https://referencesource.org/nrtl-recognized-test-standards/ansi-s12-15/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-s82-03
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI S82.03 | Electrical and Electronic Process Measuring and Control |
ANSI S82.03
Electrical and Electronic Process Measuring and Control
https://referencesource.org/nrtl-recognized-test-standards/ansi-s82-03/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-10
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.10 | Gas Water Heaters (now have multiple parts) |
ANSI Z21.10
Gas Water Heaters (now have multiple parts)
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-10/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-10-2
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.10.2 | Water Heaters–Sidearm Type Water Heaters |
ANSI Z21.10.2
Water Heaters–Sidearm Type Water Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-10-2/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-11
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.11 | Unvented Room Heaters (now have multiple parts) |
ANSI Z21.11
Unvented Room Heaters (now have multiple parts)
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-11/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-11-1
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.11.1 | Gas-Fired Room Heaters- Vented Room Heaters |
ANSI Z21.11.1
Gas-Fired Room Heaters- Vented Room Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-11-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-12
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.12 | Draft Hoods |
ANSI Z21.12
Draft Hoods
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-12/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-14
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.14 | Approval Requirements for Industrial Gas Boilers |
ANSI Z21.14
Approval Requirements for Industrial Gas Boilers
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-14/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-16
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.16 | Gas Unit Heaters |
ANSI Z21.16
Gas Unit Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-16/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-1b
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.1b | Household Cooking Gas Appliances |
ANSI Z21.1b
Household Cooking Gas Appliances
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-1b/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-29
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.29 | Listing Requirements for Furnace Temperature Limit Controls and Fan Controls |
ANSI Z21.29
Listing Requirements for Furnace Temperature Limit Controls and Fan Controls
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-29/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-37
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.37 | Approval Requirements for Dual Oven Type Combination Gas Ranges |
ANSI Z21.37
Approval Requirements for Dual Oven Type Combination Gas Ranges
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-37/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-44
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.44 | Gas-Fired Gravity and Fan Type Direct Vent Wall Furnaces |
ANSI Z21.44
Gas-Fired Gravity and Fan Type Direct Vent Wall Furnaces
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-44/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-45
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.45 | Flexible Connectors of Other Than All Metal Construction for Gas Appliances |
ANSI Z21.45
Flexible Connectors of Other Than All Metal Construction for Gas Appliances
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-45/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-48
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.48 | Gas-Fired Gravity and Fan Type Floor Furnaces |
ANSI Z21.48
Gas-Fired Gravity and Fan Type Floor Furnaces
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-48/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-49
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.49 | Gas-Type Gravity and Fan Type Vented Wall Furnaces |
ANSI Z21.49
Gas-Type Gravity and Fan Type Vented Wall Furnaces
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-49/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-5
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.5 | Gas Clothes Dryers (now have multiple parts) |
ANSI Z21.5
Gas Clothes Dryers (now have multiple parts)
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-5/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-53
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.53 | Gas-Fired Heavy Duty Forced Air Heaters |
ANSI Z21.53
Gas-Fired Heavy Duty Forced Air Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-53/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-55
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.55 | Gas-Fired Sauna Heaters |
ANSI Z21.55
Gas-Fired Sauna Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-55/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-61
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.61 | Gas Fired Toilets |
ANSI Z21.61
Gas Fired Toilets
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-61/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-64
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.64 | Direct Vent Central Furnace |
ANSI Z21.64
Direct Vent Central Furnace
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-64/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-70
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z21.70 | Earthquake Actuated Automatic Gas Shutoff Systems |
ANSI Z21.70
Earthquake Actuated Automatic Gas Shutoff Systems
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-70/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z21-89
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
ANSI Z21.89 | Outdoor Cooking Specialty Gas Appliances |
ANSI Z21.89
Outdoor Cooking Specialty Gas Appliances
https://referencesource.org/nrtl-recognized-test-standards/ansi-z21-89/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z8-1
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
ANSI Z8.1 | Commercial Laundry and Drycleaning Equipment and Operations - Safety Requirements |
ANSI Z8.1
Commercial Laundry and Drycleaning Equipment and Operations - Safety Requirements
https://referencesource.org/nrtl-recognized-test-standards/ansi-z8-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-10
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.10 | Separated Combustion System Central Furnaces |
ANSI Z83.10
Separated Combustion System Central Furnaces
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-10/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-12
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.12 | Gas Food Service Equipment - Baking and Roasting Ovens |
ANSI Z83.12
Gas Food Service Equipment - Baking and Roasting Ovens
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-12/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-13
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.13 | Gas Food Service Equipment - Deep Fat Fryers |
ANSI Z83.13
Gas Food Service Equipment - Deep Fat Fryers
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-13/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-14
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.14 | Gas Food Service Equipment - Counter Appliances |
ANSI Z83.14
Gas Food Service Equipment - Counter Appliances
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-14/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-15
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.15 | Gas Food Service Equipment - Kettles, Steam Cookers, and Steam Generators |
ANSI Z83.15
Gas Food Service Equipment - Kettles, Steam Cookers, and Steam Generators
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-15/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-16
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.16 | Gas-Fired Unvented Commercial and Industrial Heaters |
ANSI Z83.16
Gas-Fired Unvented Commercial and Industrial Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-16/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-17
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.17 | Direct Gas Fired Door Heaters |
ANSI Z83.17
Direct Gas Fired Door Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-17/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-26
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
ANSI Z83.26 | Gas-Fired Outdoor Infrared Patio Heaters |
ANSI Z83.26
Gas-Fired Outdoor Infrared Patio Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-26/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-3
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.3 | Gas Utilization Equipment in Large Boilers |
ANSI Z83.3
Gas Utilization Equipment in Large Boilers
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-3/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-6
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.6 | Gas Fired Infrared Heaters |
ANSI Z83.6
Gas Fired Infrared Heaters
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-6/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
ansi-z83-9
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ANSI Z83.9 | Gas-Fired Duct Furnaces |
ANSI Z83.9
Gas-Fired Duct Furnaces
https://referencesource.org/nrtl-recognized-test-standards/ansi-z83-9/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
asme-a17-5
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
ASME A17.5 | Elevators and Escalator Electrical Equipment |
ASME A17.5
Elevators and Escalator Electrical Equipment
https://referencesource.org/nrtl-recognized-test-standards/asme-a17-5/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
astm-e152
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ASTM E152 | Standard Methods of Fire Tests of Door Assemblies |
ASTM E152
Standard Methods of Fire Tests of Door Assemblies
https://referencesource.org/nrtl-recognized-test-standards/astm-e152/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
astm-e163
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ASTM E163 | Standard Methods of Fire Tests of Window Assemblies |
ASTM E163
Standard Methods of Fire Tests of Window Assemblies
https://referencesource.org/nrtl-recognized-test-standards/astm-e163/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
astm-e2010
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ASTM E2010 ** | Standard Test Method for Positive Pressure Fire Tests of Window Assemblies (not appropriate - no NRTL approval requirement for windows) |
ASTM E2010 **
Standard Test Method for Positive Pressure Fire Tests of Window Assemblies (not appropriate - no NRTL approval requirement for windows)
https://referencesource.org/nrtl-recognized-test-standards/astm-e2010/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
astm-e2074
no longer recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/standards-no-longer-recognized
ASTM E2074 | Standard Test Method for Fire Tests of Door Assemblies, Including Positive Pressure Testing of Side-Hinged and Pivoted Swinging Door Assemblies |
ASTM E2074
Standard Test Method for Fire Tests of Door Assemblies, Including Positive Pressure Testing of Side-Hinged and Pivoted Swinging Door Assemblies
https://referencesource.org/nrtl-recognized-test-standards/astm-e2074/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
bacl-ul-1310
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 1310 | Class 2 Power Units |
UL 1310
Class 2 Power Units
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-1310/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-153
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 153 | Portable Electric Lamps |
UL 153
Portable Electric Lamps
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-153/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-1598
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 1598 | Luminaires |
UL 1598
Luminaires
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-1598/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-1598c
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 1598C | Standard for Light Emitting Diode (LED) Retrofit Luminaire Conversion Kits |
UL 1598C
Standard for Light Emitting Diode (LED) Retrofit Luminaire Conversion Kits
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-1598c/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-1993
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 1993 | Self-Ballasted Lamps and Lamp Adapters |
UL 1993
Self-Ballasted Lamps and Lamp Adapters
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-1993/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-60950-1
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 60950-1 | Information Technology Equipment Safety - Part 1: General Requirements |
UL 60950-1
Information Technology Equipment Safety - Part 1: General Requirements
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-60950-1/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-61010-1
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 61010-1 | Electrical Equipment for Measurement, Control and Laboratory Use; Part 1: General Requirements |
UL 61010-1
Electrical Equipment for Measurement, Control and Laboratory Use; Part 1: General Requirements
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-61010-1/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-61010-2-010
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 61010-2-010 | Electrical Equipment for Measurement, Control and Laboratory Use - Part 2-010: Particular Requirements for Laboratory Equipment for the Heating of Materials |
UL 61010-2-010
Electrical Equipment for Measurement, Control and Laboratory Use - Part 2-010: Particular Requirements for Laboratory Equipment for the Heating of Materials
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-61010-2-010/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-61010-2-101
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 61010-2-101 | Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use - Part 2-101: Particular Requirements for In Vitro Diagnostic (IVD) Medical Equipment |
UL 61010-2-101
Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use - Part 2-101: Particular Requirements for In Vitro Diagnostic (IVD) Medical Equipment
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-61010-2-101/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-61010-2-81
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 61010-2-81 | Standard for Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use - Part 2-081: Particular Requirements for Automatic and Semi-Automatic Laboratory Equipment for Analysis and Other Purposes |
UL 61010-2-81
Standard for Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use - Part 2-081: Particular Requirements for Automatic and Semi-Automatic Laboratory Equipment for Analysis and Other Purposes
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-61010-2-81/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-62368-1
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 62368-1 | Audio/Video, Information and Communication Technology Equipment - Part 1: Safety Requirements |
UL 62368-1
Audio/Video, Information and Communication Technology Equipment - Part 1: Safety Requirements
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-62368-1/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-8750
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 8750 | Standard for Light Emitting Diode (LED) Equipment for Use in Lighting Products |
UL 8750
Standard for Light Emitting Diode (LED) Equipment for Use in Lighting Products
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-8750/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bacl-ul-953
currently recognized
https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL
UL 953 | Standard for Fluorescent-Lamp Ballasts |
UL 953
Standard for Fluorescent-Lamp Ballasts
https://referencesource.org/nrtl-recognized-test-standards/bacl-ul-953/
[ "nrtl", "nrtl_name", "standard_number", "standard_title" ]
BACL
Bay Area Compliance Laboratories
null
[ "recognition_status" ]
bhma-a156-3
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
BHMA A156.3 | Exit Devices |
BHMA A156.3
Exit Devices
https://referencesource.org/nrtl-recognized-test-standards/bhma-a156-3/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
cga-g-2-1-ansi-k61-1
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CGA G-2.1 / ANSI K61.1 | Storage and Handling of Anhydrous Ammonia (CGA G-2.1) |
CGA G-2.1 / ANSI K61.1
Storage and Handling of Anhydrous Ammonia (CGA G-2.1)
https://referencesource.org/nrtl-recognized-test-standards/cga-g-2-1-ansi-k61-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
cplso-14-2016
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CPLSO-14-2016 | Crane Insulators |
CPLSO-14-2016
Crane Insulators
https://referencesource.org/nrtl-recognized-test-standards/cplso-14-2016/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-1
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.1 | Household Cooking Gas Appliances |
CSA/AM Z21.1
Household Cooking Gas Appliances
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-10-1
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.10.1 | Gas Water Heaters-Automatic Storage Type Water Heaters with Inputs of 70,000 Btu Per Hour or Less |
CSA/AM Z21.10.1
Gas Water Heaters-Automatic Storage Type Water Heaters with Inputs of 70,000 Btu Per Hour or Less
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-10-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-10-3
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.10.3 | Water Heaters-Circulating Tank, Instantaneous and Large Automatic Storage Type Water Heaters |
CSA/AM Z21.10.3
Water Heaters-Circulating Tank, Instantaneous and Large Automatic Storage Type Water Heaters
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-10-3/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-11-2
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.11.2 | Gas-Fired Room Heaters-Unvented Room Heaters |
CSA/AM Z21.11.2
Gas-Fired Room Heaters-Unvented Room Heaters
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-11-2/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-12
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.12 | Draft Hoods |
CSA/AM Z21.12
Draft Hoods
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-12/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-13
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.13 | Gas-Fired Low-Pressure Steam and Hot Water Heating Boilers |
CSA/AM Z21.13
Gas-Fired Low-Pressure Steam and Hot Water Heating Boilers
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-13/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-15
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.15 | Manually Operated Gas Valves |
CSA/AM Z21.15
Manually Operated Gas Valves
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-15/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-17
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.17 | Domestic Gas Conversion Burners |
CSA/AM Z21.17
Domestic Gas Conversion Burners
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-17/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-18
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.18 | Gas Appliance Pressure Regulators |
CSA/AM Z21.18
Gas Appliance Pressure Regulators
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-18/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-19
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.19 | Refrigerators Using Gas Fuel |
CSA/AM Z21.19
Refrigerators Using Gas Fuel
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-19/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-20
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.20 | Automatic Gas Ignition Systems and Components |
CSA/AM Z21.20
Automatic Gas Ignition Systems and Components
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-20/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-21
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.21 | Automatic Valves for Gas Appliances |
CSA/AM Z21.21
Automatic Valves for Gas Appliances
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-21/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-22
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.22 | Relief Valves and Automatic Gas Shutoff Devices for Hot Water Supply System |
CSA/AM Z21.22
Relief Valves and Automatic Gas Shutoff Devices for Hot Water Supply System
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-22/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-23
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.23 | Gas Appliance Thermostats |
CSA/AM Z21.23
Gas Appliance Thermostats
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-23/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-24
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.24 | Metal Connectors for Gas Appliances |
CSA/AM Z21.24
Metal Connectors for Gas Appliances
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-24/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-35
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.35 | Gas Filters on Appliances |
CSA/AM Z21.35
Gas Filters on Appliances
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-35/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-40-1
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.40.1 | Gas-Fired Absorption Summer Air Conditioning Appliances |
CSA/AM Z21.40.1
Gas-Fired Absorption Summer Air Conditioning Appliances
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-40-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-40-2
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.40.2 | Gas Fired, Work Activated Air Conditioning and Heat Pump Appliances (Internal Combustion) |
CSA/AM Z21.40.2
Gas Fired, Work Activated Air Conditioning and Heat Pump Appliances (Internal Combustion)
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-40-2/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-41
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.41 | Quick-Disconnect Devices for Use with Gas Fuel |
CSA/AM Z21.41
Quick-Disconnect Devices for Use with Gas Fuel
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-41/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-42
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.42 | Gas-Fired Illuminating Appliances |
CSA/AM Z21.42
Gas-Fired Illuminating Appliances
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-42/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-47
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.47 | Gas-Fired Gravity and Forced Air Central Furnaces |
CSA/AM Z21.47
Gas-Fired Gravity and Forced Air Central Furnaces
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-47/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-5-1
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.5.1 | Gas Clothes Dryers-Type 1 |
CSA/AM Z21.5.1
Gas Clothes Dryers-Type 1
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-5-1/
[ "standard_number", "standard_title" ]
null
null
null
[ "recognition_status" ]
csa-am-z21-5-2
listed as appropriate
https://www.osha.gov/nationally-recognized-testing-laboratory-program/list-standards
CSA/AM Z21.5.2 | Gas Clothes Dryers-Type 2 |
CSA/AM Z21.5.2
Gas Clothes Dryers-Type 2
https://referencesource.org/nrtl-recognized-test-standards/csa-am-z21-5-2/
[ "standard_number", "standard_title" ]
null
null
null
End of preview. Expand in Data Studio

Which OSHA-recognized labs (NRTLs) can certify to a given test standard

Canonical, always-current version: https://referencesource.org/nrtl-recognized-test-standards/ Machine-readable: https://referencesource.org/nrtl-recognized-test-standards/data.json — this mirror is a point-in-time copy.

  • Last verified: 2026-08-10
  • Stale after: 2026-11-08 (past this date, prefer the canonical copy — it re-verifies on a cadence this snapshot does not)
  • Records: 4329

The inverted view of OSHA's Nationally Recognized Testing Laboratory program: for each test standard, every NRTL currently recognized to certify products to it. Answers 'which NRTLs can certify to UL 508A', 'can anyone other than UL list to UL 1741', 'is my lab's mark acceptable to OSHA for this product', and 'who else could quote this job'. OSHA publishes the recognition one laboratory at a time — twenty separate pages, each a long table of that lab's standards — and its own list-of-standards page says so in as many words: 'See individual NRTL informational web pages to determine which of these standards fall within an NRTL's scope of recognition.' So the question a manufacturer actually has (who may certify my product, and therefore who can I ask for a price) requires opening and searching twenty pages, and nobody publishes the answer.

Provenance — what every record carries

Every record carries source (the URL the value was read from) and source_quote (a verbatim quote from that page stating it). A value you cannot check against its page is indistinguishable from an invented one; these can all be checked. Each record is also individually addressable on the canonical site at its url.

Licence position

OSHA web content is a US government work in the public domain. Records quote the row verbatim and link to the OSHA page they came from.

Facts are not copyrightable; what this dataset takes from each source is a fact plus a short attributed quote linking back to the page that states it.

Sources

Fields

See any record in data/records.jsonl — field names are self-describing, and the canonical page for each record renders them with labels: https://referencesource.org/nrtl-recognized-test-standards/

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