Docket EPA-HQ-OAR-2003-0076

List of State/Local air permitting Websites visited to evaluate minor source permitting exemptions.

Agency Minor Source Rules 

Reviewed

Website Date Visited/Comments

Colorado Dept of Public 

Health and Environment

Regulation No. 3, 5 CCR 

1001-5, Parts A and B.

http://www.colorado.gov/cs/Satellite/CDP

HE-Main/CBON/1251601911433

Aug/Sept 2012

South Coast Air Quality 

Mgmt District (CA)

Rule 219 http://www.arb.ca.gov/DRDB/SC/CURHTM

L/R219.PDF

Aug/Sept 2012

Alaska 18 AAC 50.502. Minor 

permits for air quality 

protection

http://www.legis.state.ak.us/basis/foliopro

xy.asp?url=http://wwwjnu01.legis.state.ak.

us/cgibin/folioisa.dll/aac/query=[JUMP:'Titl

e18Chap50!2C+a!2E+5']/doc/{@1}/hits_onl

y?firsthit

Jan 2013. Part of the PTE thresholds listed: 40 

tpy NOx; 10 tpy PM 2.5; 40 tpy SO2. No 

source type exemptions.

Arizona Title 18. Ch 2. Articles 1 and

3.

http://www.azsos.gov/public_services/Title

_18/18-02.htm#Article_3

Sept 2012. R18-2-101 Definitions list “trivial 

activities” in items 119.a. through xx. 

Arizona, Maricopa 

County

Regulation II, Rule 241. http://www.maricopa.gov/regulations/aq/

pdf/apcr.pdf

Oct 2012. Emission thresholds. 

Michigan R 336. Rules 278-290 (permit 

to install exemptions).

General reference: 

http://www.deq.state.mi.us/aps/exemptio

ns.shtml

http://www7.dleg.state.mi.us/orr/Files/Ad

minCode/958_2010-

035EQ_AdminCode.pdf

October 2012. Thresholds in Rule 290.

Minnesota MAC 7007.0150 Permit 

Required. Exemptions under 

7007.0300.

https://www.revisor.mn.gov/rules/?id=700

7

October 2012. 

Nevada Bureau of Air Pollution 

Control (BAPC) – NAC

445B.288.

http://www.leg.state.nv.us/nac/nac445b.html#NAC445BSec288Sept 2012. Class 2 (≤ 100 tpy) and 3 (≤ 5 tpy) 

permits for minor sources. 

445B.288.2 removes exemption if part 60, 61 

or 63 standards apply.
Agency Minor Source Rules 

Reviewed

Website Date Visited/Comments

New Mexico TITLE 20

CHAPTER 2

PART 72

http://www.nmcpr.state.nm.us/nmac/part

s/title20/20.002.0072.htm

Sept 2012. 25 tpy for NAAQS or NMAAQS 

pollutant. NSPS or Part 63 sources not 

exempt (20.2.72.200.A(3))

Exemptions in 20.2.72.202.

Oklahoma Title 252. Chapter 100. Air 

Pollution Control

http://www.deq.state.ok.us/rules/100.pdf Aug 2012. 252:100-7-1.2 excludes sources 

subject to Federal part 60, 61 or 63 standards 

from permit exempt classification.

Washington WAC 173-400-110 Section (4) http://apps.leg.wa.gov/WAC/default.aspx?

cite=173-400-110

Aug 2012. Contains thresholds and 

unit/category exemptions

Wisconsin WAC Chapter NR 406.04 http://docs.legis.wisconsin.gov/code/admi

n_code/nr/406.pdf

August 2012. Contains thresholds and 

unit/category exemptions. Some restrictions 

on exemptions based on CAA section 

111/112 applicability

Utah R307-401-9 and 10. Small 

Source Exemption and source 

category exemptions

http://www.rules.utah.gov/publicat/code/r

307/r307-401.htm#T1

Sept 2012

Florida Chapter 62-210.300(3)(a) FAC

Permits Required.

http://www.dep.state.fl.us/air/rules/fac/62

-210.pdf

August 2012. Generic 5 tpy exemption 

threshold in 62-210(3)(b)1.c.

Idaho IDAPA 58.01.01. Section 222. http://adminrules.idaho.gov/rules/current/

58/0101.pdf

August 2012.

Montana Rule 17.8.743 & 744. http://deq.mt.gov/dir/legal/chapters/ch08-

toc.mcpx

Sept 2012. 17.8.743(1)(e) - Permit req’d for 

non-lead emissions > 25 tpy. Section 

17.8.744 contains thirteen general 

categorical exclusions.

North Dakota Section 33-15-14-02.13 http://www.legis.nd.gov/information/acdat

a/pdf/33-15-14.pdf?20130520135501

Jan 2013. Categories a through o. Does not 

contain generic exemption thresholds.