Hawaii Administrative Rules › Title 18 - DEPARTMENT OF TAXATION › Chapter 237 - GENERAL EXCISE TAX LAW › Exhibit A - Specialty Contractor Classifications

Current through June, 2024
Specialty contractors are further classified under the
				following subclassifications:
C-1 Acoustical and insulation contractor;
C-2 Mechanical insulation contractor;
C-3 Asphalt paving and surfacing contractor;
C-3a Asphalt concrete patching, sealing, and striping
				contractor;
C-3b Play court surfacing contractor;
C-4 Boiler, hot-water heating, and steam fitting
				contractor;
C-5 Cabinet, millwork, and carpentry remodeling and repairs
				contractor;
C-5a Garage door and window shutters contractor;
C-5b Siding application contractor;
C-6 Carpentry framing contractor;
C-7 Carpet laying contractor;
C-9 Cesspool contractor;
C-10 Scaffolding contractor;
C-12 Drywall contractor;
C-13 Electrical contractor;
C-14 Sign contractor;
C-15 Electronic systems contractor;
C-15a Fire and burglar alarm contractor;
C-15b Telecommunications contractor;
C-16 Elevator contractor;
C-16a Conveyor systems contractor;
C-17 Excavating, grading, and trenching contractor;
C-19 Asbestos contractor;
C-20 Fire protection contractor;
C-20a Fire repressant systems contractor;
C-21 Flooring contractor;
C-22 Glazing and tinting contractor;
C-22a Glass tinting contractor;
C-23 Gunite contractor;
C-24 Building moving and wrecking contractor;
C-25 Institutional and commercial equipment contractor;
C-27 Landscaping contractor;
C-27a Hydro mulching contractor;
C-27b Tree trimming and removal contractor;
C-31 Masonry contractor;
C-31a Cement concrete contractor;
C-31b Stone masonry contractor;
C-31c Refractory contractor;
C-31d Tuckpointing and caulking contractor;
C-31e Concrete cutting, drilling, sawing, coring, and pressure
				grouting contractor;
C-32 Ornamental, guardrail, and fencing contractor;
C-32a Wood and vinyl fencing contractor;
C-33 Painting and decorating contractor;
C-33a Wall coverings contractor;
C-33b Taping contractor;
C-33c Surface treatment contractor;
C-34 Soil stabilization contractor;
C-35 Pile driving, pile and caisson drilling, and foundation
				contractor;
C-36 Plastering contractor;
C-36a Lathing contractor;
C-37 Plumbing contractor;
C-37a Sewer and drain line contractor;
C-37b Irrigation and lawn sprinkler systems contractor;
C-37c Vacuum and air systems contractor;
C-37d Water chlorination and sanitation contractor;
C-37e Treatment and pumping facilities contractor;
C-37f Fuel dispensing contractor;
C-38 Post tensioning contractor;
C-40 Refrigeration contractor;
C-40a Prefabricated refrigerator panels contractor;
C-41 Reinforcing steel contractor;
C-42 Roofing contractor;
C-42a Aluminum and other metal shingles contractor;
C-42b Wood shingles and wood shakes contractor;
C-42c Concrete and clay tile contractor;
C-42e Urethane foam contractor;
C-42g Roof coatings contractor;
C-43 Sewer, sewage disposal, drain, and pipe laying
				contractor;
C-43a Reconditioning and repairing pipeline contractor;
C-44 Sheet metal contractor;
C-44a Gutters contractor;
C-44b Awnings and patio cover contractor;
C-48 Structural steel contractor;
C-48a Steel door contractor;
C-49 Swimming pool contractor;
C-49a Swimming pool service contractor;
C-49b Hot tub and pool contractor;
C-51 Tile contractor;
C-51a Cultured marble contractor;
C-51b Terrazzo contractor;
C-52 Ventilating and air conditioning contractor;
C-53 Miscellaneous retail products contractor;
C-54 Interior design contractor;
C-55 Waterproofing contractor;
C-56 Welding contractor;
C-57 Well contractor;
C-57a Pumps installation contractor;
C-57b Injection well contractor;
C-60 Solar power systems contractor;
C-61 Solar energy systems contractor;
C-61 a Solar hot water systems contractor;
C-61b Solar heating and cooling systems contractor;
C-62 Pole and line contractor;
C-62a Pole contractor;
C-63 High voltage electrical contractor; and
C-68 Classified specialist.
The scope of work of each specialty contractor classification
				shall be as follows:
C-1
Acoustical and insulation contractor.
To
				install interior or exterior acoustic tile systems, spray systems, and
				insulation in buildings and structures for the purpose of sound control. These
				systems or materials may be installed independently of or in conjunction with
				acoustic tile and/or drywall systems as multipurpose (acoustic, insulation,
				fire retardant) systems;
C-2
Mechanical insulation contractor.
To install
				insulation materials on mechanical systems for the purpose of temperature
				control.
C-3
Asphalt paving and surfacing contractor.
To
				proportion, mix, and place base materials; and to place paving and surfacing
				consisting of graded mineral aggregates bonded with asphalt or bituminous
				materials so that a firm, smooth surface suitable for roadways, runways,
				driveways, parking areas, and play areas is obtained, including the application
				of seal coating and parking lot or highway striping;
C-3a
Asphalt concrete patching, sealing, and striping
				contractor.
To patch asphalt roadways, runways, driveways and parking
				areas so that a suitable surface is obtained; to seal coat surfaces, to paint
				parking stripes, highway stripes, or playcourt lines, and to install epoxy
				buttons or white dome dividers on highways;
C-3b
Play court surfacing contractor.
To prepare
				or install existing or new surfaces; to install materials or apply top or seal
				coating so that a level, suitable play court surface is obtained; and to paint
				playcourt lines;
C-4
Boiler, hot-water heating, hot water supply, and
				steam fitting contractor.
To install and repair fire-tube and water-tube
				power boilers, packaged boiler systems, hot-water heating and hot water supply
				boilers, and thermal fluid systems; including all fitting and piping, valves,
				gauges, pumps, radiators, convectors, fuel oil tanks, fuel oil lines, hazardous
				waste storage tanks, chimneys, flues, heat insulation, and all other devices,
				apparatus, and equipment appurtenant thereto, including the insulation of pipes
				in connection with the boiler installation or repair, and installation of
				hydromatic radiant heating systems (warm floor) provided these are connected to
				a boiler;
C-5
Cabinet, millwork, and carpentry remodeling and
				repairs contractor.
To install cabinets, cases, sashes, doors, trims, or
				nonbearing partitions that become a permanent part of structure, and to remodel
				or to make repairs to existing buildings or structures, or both; and to do any
				other work which would be incidental and supplemental to the remodeling or
				repairing. The repairs, carpentry work, or remodeling shall include the
				installation of window shutters, garage doors, bifold, and shutter doors; and
				the installation of manufactured sidings and any other work that would not
				involve changes or additions to the building's or structure's basic components
				such as, but not limited to, foundations, beams, rafters, joists, or any load
				bearing members or sections;
C-5a
Garage door and window shutters contractor.
To install overhead, mechanical and sliding garage doors, including
				installation of window shutters which involves similar installation
				methods;
C-5b
Siding application contractor.
To prepare
				surfaces and install aluminum, vinyl or other manufactured siding, with the
				exception of wood, so that a watertight surface is obtained;
C-6
Carpentry framing contractor.
To do wood and
				metal framing, siding, wood truss, roof sheathing, and other work as is by
				custom and usage accepted in the construction industry as carpentry
				framing;
C-7
Carpet laying contractor.
To apply or install
				acceptable fabric floor coverings, artificial turf, or other prefabricated
				materials to surfaces;
C-9
Cesspool contractor.
To excavate and install
				cesspools and septic tanks in compliance with the requirements of the
				department of health;
C-10
Scaffolding contractor.
To erect or
				dismantle scaffolds only. The other contractor classifications may
				automatically perform this type of work in connection with their
				classifications;
C-12
Dry wall contractor.
To layout and install
				nonstructural metal studs, channel and joist framing systems, and all types of
				gypsum wallboard systems, including the taping and texturing operations
				incidental thereto. Also included is the application of spray on barriers which
				would be incidental to the installation of wallboard;
C-13
Electrical contractor.
To place, install,
				erect, or connect any electrical wires, fixtures, appliances, apparatus,
				electrical signs, conduits, poles, raceways, and to do trenching, backfilling,
				patching, and surface restoration in connection with the installation of
				conduits and lines which transmit, transform, or utilize electrical energy less
				than 600 volts phase to phase. This classification also includes the work of
				the C-15 electronic systems contractor and C-60 solar power systems
				contractor;
C-14
Sign contractor.
To fabricate or install
				electrical or nonelectrical signs and sign devices for the purpose of display,
				advertising, or directions; and to install all sign supports and sign
				accessories;
C-15
Electronic systems contractor.
To install
				electronic equipment and electronic controls, including but not limited to,
				public address, intercommunication, master antenna, and music distribution
				systems, CATV systems, master and program clock systems, electronic teaching
				devices, and other systems including electric door opening devices and fire and
				burglar alarm systems; provided that this shall not include the installation of
				any conduits thereto;
C-15a
Fire and burglar alarm contractor.
To
				install, maintain, and repair central fire and burglar alarm systems; provided
				that this shall not include the installation of any conduits thereto;
C-15b
Telecommunications contractor.
To install,
				maintain, and repair telephone, computer, and data systems; including the
				associated cabling, wiring, or fiber optics; provided that this shall not
				include the installation of any conduits thereto;
C-16
Elevator contractor.
To assemble and install
				and maintain sheave beams, motors, sheaves, cable and wire rope, guides, cab,
				counterweight, door assemblies, hydraulic systems, automatic and manual control
				systems, signal systems, and all other devices, apparatus, and equipment for
				the safe and efficient installation and operation of electrical, hydraulic, and
				manually operated elevators, dumb waiters, moving walks or ramps, conveyor
				systems, stage lifts, escalators, and man lifts excluding any lift or conveyor
				used in constructing a building or structure. To make or oversee alterations
				within the cab of the elevator which require a permit from the department of
				labor and industrial relations;
C-16a
Conveyor systems contractor.
To install
				belt line conveyor systems including installation of baggage carousels;
C-17
Excavating, grading, and trenching
				contractor.
To dig, move, and place earthen material for a cut, fill,
				grade, or trench, including the use of explosives in connection
				therewith;
C-19
Asbestos contractor.
To engage in any
				activity involving the application, enclosure, removal, encapsulation,
				renovation, repair, demolition, or other disturbances of asbestos or
				asbestos-containing material that may become friable;
C-20
Fire protection contractor.
To lay out and
				install approved types of fire prevention and protective systems, including all
				mechanical apparatus, devices, piping, and equipment appurtenant thereto. The
				licensee shall comply with applicable provisions of the National Board of Fire
				Underwriters (NBFU) standards to meet all requirements of the local authorities
				having jurisdiction;
C-20a
Fire repressant systems contractor.
To
				install tanks, piping, sprinkler heads, dry chemical systems,
				CO2 systems, and halon systems related to fire
				repressant systems;
C-21
Flooring contractor.
To apply or install
				floor covering material such as linoleum, rubber, vinyl, cork, asphalt, plastic
				aluminates, or other materials that are by custom and usage accepted in the
				construction industry as composition flooring; including the installation of
				wood floor covering and also to include floor sanding and refinishing of floor
				surfaces. This also includes the use of rubber granules to create a floor
				covering or surface;
C-22
Glazing and tinting contractor.
To glaze or
				tint frames, panels, sash, and doors. To assemble and install window wall and
				curtain wall, shower doors, tub enclosures, mirrors, metal windows and screens,
				metal sliding doors, metal jalousies, store front metal and trim, plastics,
				tempered glass doors; including items such as frames and hardware and any
				allied products not stated above but affiliated with the glass and glazing
				industry;
C-22a
Glass tinting contractor.
To apply any
				material or combination of materials to surfaces described in the C-22
				classification above, to provide a tinting shield from natural or artificial
				light;
C-23
Gunite contractor.
To pneumatically apply
				aggregates, cement, and water as gunite and finish the surface; including the
				setting of ground wires and pencil rods to establish the finished surface
				planes;
C-24
Building moving and wrecking contractor.
To
				move, post, or demolish structures including removal of debris and to dismantle
				or free specific portions of a structure in order that it can be raised and
				moved. Posting shall be limited to placing a structure in position on a
				property only, and renovations shall not be included;
C-25
Institutional and commercial equipment
				contractor.
To install industrial instrumentation including, but not
				limited to, pneumatic instrumentation systems, laboratory equipment, lockers,
				and food services equipment, folding and sliding partitions, folding bleachers,
				stationary metal partitions, raised floor systems, prefabricated systems using
				metal chutes, incinerator, stages and rigging of stage curtains and racks, jail
				and prison equipment, and related locking devices or control systems, and other
				equipment and materials as are by custom and usage accepted in the construction
				industry as institutional and commercial equipment work; and to install factory
				built stoves, fireplaces, and prefabricated steel chimneys;
C-27
Landscaping contractor.
To prepare plots of
				land for architectural horticulture and to provide tree trimming, decorative
				treatment and arrangement of gardens, lawns, shrubs, vines, bushes, trees, and
				other decorative vegetation; construct conservatories, hot and green houses,
				drainage and sprinkler systems, all types of rockscaping and ornamental pools,
				fountains, ornamental walls, fences, and walks; and placement of hydro mulching
				for ground cover and for containment of soil. This also includes the
				installation of irrigation control or decorative lamp electrical wiring
				associated with the above that will carry 24 volts or less;
C-27a
Hydro mulching contractor.
To place hydro
				mulch material as a bed for ground cover and for containment of soil;
C-27b
Tree trimming and removal contractor.
To
				prune, trim, and remove trees, including stumps, and restore ground to
				condition similar to adjacent area; provided that this does not include the
				relocation and planting of field grown trees;
C-31
Masonry contractor.
To lay brick and other
				baked clay products, rough or cast stone, marble, granite, or any decorative
				plaster, cut and dressed stone, artificial stone and brick veneer, CMU, and
				structural glass, brick or block, laid with or without mortar or adhesives,
				manufactured precast concrete facing and back-up panels and brick or block
				panel; installation of fire clay products and refractories; installation of
				concrete fencing; installation of grout, rubble work, caulking, tuckpointing,
				sandblasting, mortar, washing, and cleaning related to masonry construction; to
				place and finish cement concrete; to drill, saw, and core concrete; and to do
				epoxy injection in concrete for structural purposes;
C-31a
Cement concrete contractor.
To mix
				aggregates, cement, and water in order to make acceptable concrete; to place
				and finish concrete including the setting of screeds and forms; to do
				tuckpointing and caulking of concrete block and pre-cast stone; to caulk metal
				to concrete and masonry; to cut, drill, saw, core, and pressure grout concrete;
				to do sandblasting, waterblasting, cleaning, sealing, and epoxy injection of
				concrete; and to perform spall repair;
C-31b
Stone masonry contractor.
To construct
				ornamental walls, veneer walls, and structural walls or columns from marble,
				granite, or any decorative plaster, stone, artificial stone, rough or cast
				stone, or veneer stone; to lay stone in a manner that an acceptable paved
				surface is obtained; and to construct stone retaining walls with or without
				mortar, in conformance with building code requirements;
C-31c
Refractory contractor.
To set or install
				high temperature fire clay and refractory products or equipment;
C-31d
Tuckpointing and caulking contractor.
To do
				tuckpointing, caulking, and sealing of concrete block and pre-cast stone; to
				caulk metal to concrete and masonry; and to perform spall repair;
C-31e
Concrete cutting, drilling, sawing, coring, and
				pressure grouting contractor.
To cut, drill, saw, core, and pressure
				grout concrete;
C-32
Ornamental, guardrail, and fencing
				contractor.
Installation of all types of structural and nonstructural
				units for residential, commercial, and industrial construction, both interior
				and exterior including, but not limited to, folding gates, guardrails,
				handrails, stairs, fencing and gates, window shutters and grills, roll up
				shades, non-electrical signs, room dividers and shields, accessories, railings,
				and traffic safety devices;
C-32a
Wood and vinyl fencing contractor.
To
				install, maintain, or repair wood or vinyl fencing;
C-33
Painting and decorating contractor.
To apply
				materials common to the painting and decorating industry for protective and
				decorative purposes, including highway and parking striping and painting of
				playcourt lines, by the use of, but not limited to, emulsions, waxes, water
				repellants, epoxes, polyesters, urethane, liquid-glass, fibrous, cement, and
				rubber base coatings. Surface preparations of all types, caulking,
				sandblasting, waterblasting, power cleaning, or steam cleaning preparatory to
				painting. Installation of wall surface covering, decorative texturing, taping,
				and finishing of drywall. This also includes the application of sealants in
				connection with the above;
C-33a
Wall coverings contractor.
To prepare
				surfaces and install wall covering materials such as vinyls, wallpapers, wood
				veneer, cloth fabric, and fibrous type coverings;
C-33b
Taping contractor.
To fill and tape joints
				and indentations in wallboard so that a smooth surface is obtained to serve as
				a base for future finishes;
C-33c
Surface treatment contractor.
To treat
				surfaces by using, but not limited to, sandblasting, waterblasting, power
				cleaning, or steam cleaning. This also includes the application of sealants in
				connection with the above;
C-34
Soil stabilization contractor.
To stabilize
				earth through the use of cement and/or chemical pressure grouting;
C-35
Pile driving, pile and caisson drilling, and
				foundation contractor.
To drill holes for pilings and caissons and to
				drive piles and set caissons including cutting piles and capping same. To
				compact earth for foundations by vibrafloat or similar systems;
C-36
Plastering contractor.
To apply gypsum
				plaster, cement, and acoustical plaster or any combination of materials common
				to the plastering industry to any surface which offers either a mechanical or
				suction type bond by spray or trowel; to apply lath or any other material that
				will provide a bond for the plaster including spray on, multipurpose, acoustic,
				insulation, and fire retardant systems; and to apply cementitious fire proofing
				systems;
C-36a
Lathing contractor.
To apply wood and metal
				lath, or any other materials which provide a key or suction base for the
				support of plaster coatings; including the installation of metal framing for
				the support of lath;
C-37
Plumbing contractor.
To install, repair, or
				alter complete plumbing systems which shall include supply water piping
				systems, hot water piping systems which includes, but is not limited to, heat
				pump water heaters, and hot water supply boilers with a heat input of 200,000
				BTU/h or less, waste water piping systems, fuel gas piping systems, waste water
				treatment systems, and other fluid piping systems; the equipment, backflow
				prevention assemblies, instrumentation, non-electric controls, and the fixture
				for these systems and the venting for waste water piping systems and fuel gas
				piping systems; for any purpose in connection with the use and occupancy of
				buildings, structures, works, and premises where people or animals live, work,
				and assemble; including piping for vacuum, air, and medical gas systems, spas
				and swimming pools, lawn sprinkler systems, irrigation systems, sewer lines and
				related sewage disposal work performed within property lines, fire protection
				sprinkler systems when supervised by licensed mechanical engineers or licensed
				fire protection contractors, and solar hot water heating systems, and the
				trenching, backfilling, patching, and surface restoration in connection
				therewith;
C-37a
Sewer and drain line contractor.
To install
				sewer line from house to city sewer with connections; and to install septic
				tanks, package sewage treatment plants, and related work, within property
				lines;
C-37b
Irrigation and lawn sprinkler systems
				contractor.
To install all piping and fittings, pressure regulators,
				backflow prevention devices, and irrigation control electrical wiring that will
				carry twenty-four volts or less, as required to provide irrigation systems for,
				but not limited to lawns, parks, playgrounds, highway right of ways, golf
				courses, and school facilities; including installation of automatic or manual
				controls in relation to an irrigation system;
C-37c
Vacuum and air systems contractor.
To
				install tubing for air systems, pneumatic conveyor systems, and central vacuum
				systems for conveying material;
C-37d
Water chlorination and sanitation
				contractor.
To chlorinate or sanitize water or water lines; repair water
				lines and additions to water lines; and check bacterial count in the water or
				water lines;
C-37e
Treatment and pumping facilities
				contractor.
To install, assemble, alter, repair and maintain the
				equipment and piping systems in connection with wastewater treatment, water
				distribution, and water pumping facilities;
C-37f
Fuel dispensing contractor.
To install,
				remove, and repair gas tanks, hazardous waste storage tanks, pumps, hoists, or
				other related equipment for facilities such as, but not limited to, service
				stations;
C-38
Post tensioning contractor.
To apply
				compression to concrete structures or various components by the use of steel
				bars or wires
;
and to bring bars or wires to proper
				tension after the structures or components are built or placed;
C-40
Refrigeration contractor.
To assemble and
				install devices, machinery, and units, including temperature insulation units,
				ducts, blowers, registers, humidity, and thermostatic controls for the control
				of air temperature below fifty degrees Fahrenheit in refrigerators,
				refrigerator rooms, and insulated refrigerator spaces; and to construct walk-in
				refrigerator boxes;
C-40a
Prefabricated refrigerator panels
				contractor.
To install prefabricated refrigerator panels;
C-41
Reinforcing steel contractor.
To fabricate,
				place and tie steel reinforcing bars (rods), of any profile, perimeter, or
				cross-section, that are or may be used to reinforce concrete buildings and
				structures;
C-42
Roofing contractor.
To install roofing to an
				acceptable surface and provide a weather tight covering using metal;
				composition and cementitious shingles; wood shingles and shakes; concrete,
				clay, and other types of tile; built-up, modified bitumen, single ply, and
				fluid type systems; and other roofing materials including spray urethane foam,
				asphalt, and liquid (cutback) asphalt. To apply protective or reflective
				roofing, or both. To apply deck coatings and top coatings. To also install roof
				flashing in connection with all of the above;
C-42a
Aluminum and other metal shingles
				contractor.
To install aluminum and other types of metal shingles so
				that an acceptable watertight surface is obtained;
C-42b
Wood shingles and wood shakes contractor.
To install wood shingles and shakes; including all flashing materials to form a
				watertight surface, staining in conjunction with shingle and shake application,
				and application of water repellent materials;
C-42c
Concrete and clay tile contractor.
To lay
				concrete and clay tile including any underlay, purlins, or nailer strips in
				conjunction therewith to form a watertight surface;
C-42e
Urethane foam contractor.
To prepare roof
				surface and apply urethane foam and top coating in connection therewith to form
				a watertight roof surface;
C-42g
Roof coatings contractor.
Application of
				roof coatings for waterproofing and reflective purposes; including any surface
				preparation necessary for these applications;
C-43
Sewer, sewage disposal, drain, and pipe laying
				contractor.
To construct concrete and masonry sewers, packaged sewer
				disposal plants, sewage lift stations, septic tanks, and appurtenances thereto;
				to lay all types of piping for storm drains, water, and gas lines, irrigation
				and sewers, manholes in connection with the above work; and repairing and
				reconditioning of the pipelines, including the excavation, grading, trenching,
				backfilling, paving, and surfacing in connection therewith;
C-43 a
Reconditioning and repairing pipeline
				contractor.
To repair or recondition water and sewer lines manually or
				by remote control in conformity with county sewer or with water supply
				departments specifications;
C-44
Sheet metal contractor.
To fabricate,
				assemble and install cornices, flashings, gutters, downspouts, kitchen and
				laboratory equipment, duct work, metal flues, and free standing fireplaces and
				chimneys; and to install pre-manufactured sheet metal products such as metal
				chutes, lockers, shelving, louvres, nonbearing metal partitions, metal siding
				and roofing, and other sheet metal items common to the trade, and facsimile
				items such as plastic skylights, fiberglass ducts and fittings, including
				installation of metal awnings, canopies, patio covers, and seamless metal
				gutters;
C-44a
Gutters contractor.
To fabricate and
				install gutters and downspouts;
C-44b
Awnings and patio cover contractor.
To
				fabricate and install awnings and patio covers.
C-48
Structural steel contractor.
To fabricate
				and erect structural steel shapes, bars, rods, and plates of any profile,
				perimeter, or cross-section, that are or may be used as structural members for
				buildings and structures; including riveting, bolting, welding, and rigging in
				connection therewith. Erection of metal buildings, passenger loading bridges,
				metal roofing and metal siding installed on steel framing, mechanical,
				overhead, sliding and roll-up steel doors, and grills and bars over
				windows;
C-48a
Steel door contractor.
To install and
				repair mechanical, overhead, sliding and roll-up steel doors;
C-49
Swimming pool contractor.
To construct and
				repair concrete, gunite, metal, or plastic type pools, whirlpool baths, hot
				tubs, jacuzzies, pool decks, and walkways; including, but not limited to,
				installation and repair of water and gas service lines, from closest point of
				service to pool equipment, pool piping, fittings, back flow prevention devices,
				pumps, heaters, chlorine dispensers, pool plastering and other types of
				interior finishing and sealing, ceramic tile, coping, swimming pool accessories
				and safety devices, fences for protective purposes if in original contract and
				excavation and grading in connection with swimming pool construction;
C-49a
Swimming pool service contractor.
Repair
				and replacement of pumps, filters, heaters and related circulation piping for
				swimming pools, whirlpool baths, and Jacuzzis; acid washing or repainting of
				swimming pool, whirlpool bath, and Jacuzzi interiors; and repairs to pool tile,
				coping stones, plaster, and decks;
C-49b
Hot tub and pool contractor.
To install hot
				tubs, saunas, and vinyl or fabric lined pools to include water catchment,
				storage, and transmission;
C-51
Tile contractor.
To prepare the base upon
				which ceramic, mosaic, granite, terrazzo, and other tile work, including all
				pseudo tile and marble or cultured marble products, will adhere by suction,
				fasteners, or by adhesives; and to install these products;
C-51a
Cultured marble contractor.
To prepare the
				base and install cultured marble or synthetic marble products;
C-51b
Terrazzo contractor.
To place and finish
				terrazzo and liquid membrane with terrazzo chips;
C-52
Ventilating and air conditioning contractor.
To fabricate, assemble, and install warm-air heating and air cooling systems
				including heating and cooling solar systems, complete ventilating systems and
				complete air conditioning systems including, but not limited to, piping,
				controls (other than electrical), instrumentation, building automation, energy
				management, and trenching, backfilling, patching, and surface restoration in
				connection with the installation of the air conditioning systems; and including
				installation of thermal and acoustical insulation necessary to maintain heat,
				or sound, or both, within the systems above. This also includes the
				installation of heat pumps related to the air conditioning system;
C-53
Miscellaneous retail products contractor.
To
				enter into contracts to install miscellaneous retail products sold by the
				licensee; provided that the installation work shall be subcontracted to and
				physically performed by appropriately licensed contractors. The licensee shall
				operate as a retailer at a fixed location of 10,000 square feet or more; file a
				$50,000 surety bond with the board; provide in-house financing; inform
				consumers that they do not physically perform the installation work and state
				that in all advertising; and be primarily responsible and liable for the
				actions of the other contractors performing the installation work.
C-54
Interior design contractor.
To enter into
				contracts to provide interior design services and perform the renovation work;
				provided that the renovation work shall be subcontracted to and physically
				performed by appropriately licensed contractors. The licensee shall inform
				consumers that they do not physically perform the renovation work and state
				that in all advertising; and be primarily responsible and liable for the
				actions of the other contractors performing the renovation work.
C-55
Waterproofing contractor.
To apply felt,
				glass, asphaltum, epoxy, pitch, silicone, elastomeric coatings, sheet membranes
				or any other materials or combination of materials to surfaces to prevent water
				and water vapor from penetrating and passing the materials. Work shall include,
				but not be limited to, waterproofing exterior walls and between slabs, both
				above and below grade, planter boxes, tank linings and application of tank
				coatings, and application to parking decks, play courts, and walking decks to
				form a watertight non-skid surface, but not to include the work of the C-42
				roofing contractor. This also includes surface preparations of all types,
				caulking, sandblasting, waterblasting, power cleaning, or steam cleaning
				preparatory to waterproofing;
C-56
Welding contractor.
On-site job layout, cut,
				assemble and weld the metal products including, but not limited to, pipe lines,
				tanks, pressure vessels, guard rails, and fire escapes, by welding techniques
				using carbon arc, metal arc, submerged arc, flux core, resistance, and
				oxyacetylene processes;
C-57
Well contractor.
To bore, drill, excavate,
				case, cement, clean, and repair water wells; and to install injection wells,
				water well pumps and pump controls, concrete pump base and waterline to
				adjacent storage tank;
C-57a
Pumps installation contractor.
To install
				pumps and related equipment including controls, to wells;
C-57b
Injection well contractor.
To install
				injection wells;
C-60
Solar power systems contractor.
To assemble
				and install photovoltaic panels, batteries, controls, and related low voltage
				D.C. wiring;
C-61
Solar energy systems contractor.
To assemble
				and install solar hot water systems in residential and commercial buildings and
				swimming pools, provided that this shall not include the installation of heat
				pumps or water heaters. To install solar heating and cooling systems in
				residential, commercial, and industrial buildings;
C-61a
Solar hot water systems contractor.
To
				assemble and install collectors, storage vessels, controls, pumps, and piping
				in connection therewith;
C-61b
Solar heating and cooling systems
				contractor.
To install solar heating and cooling systems; provided that
				all specialty work requiring a license is subcontracted to contractors licensed
				to perform that work;
C-62
Pole and line contractor.
To dress, ground,
				anchor, and erect poles that will carry high voltage (600 volts phase to phase
				or more) electrical wires; and to connect and string electrical wires,
				fixtures, and apparatus to and between the poles, including installation of
				pole-mounted transformers. Work shall include street and highway lighting and
				traffic signal systems, and the work of the C-63 high voltage electrical
				contractor;
C-62a
Pole Contractor.
To strengthen poles by
				injecting into or encasing poles with fiberglass, polyurethane, epoxy, or
				similar materials; or to reinforce poles using steel trusses or braces.
C-63
High voltage electrical contractor.
To
				place, install, erect, or connect any electrical wires, fixtures, appliances,
				apparatus, conduits, raceways, and to do trenching, backfilling, patching, and
				surface restoration in connection with the installation of conduits and lines
				which transmit, transform, or utilize electrical energy of more than 600 volts
				phase to phase;
C-68
Classified specialist.
The performance of
				construction work requiring unique or special skill which is not related to or
				does not completely fall within any of the listed classifications; provided
				that the new classification is in the best interest of the public as determined
				by the board, and the specialist meets the standards and requirements set by
				law for licensing.