Regulatory Text: 
NEW MEXICO ADMINISTRATIVE CODE
TITLE 20  ENVIRONMENTAL PROTECTION
CHAPTER 2  AIR QUALITY (STATEWIDE)

PART 99  CONFORMITY TO THE STATE IMPLEMENTATION PLAN OF TRANSPORTATION PLANS, 
PROGRAMS, AND PROJECTS (20 NMAC 2.99)

As approved by the New Mexico Environmental Improvement Board; hearing date 
July 11, 2014 [State approval/effective date in the Federal Register amendatory 
language and codified in the U.S. Code of Federal Regulations]; filed with the 
New Mexico State Records Center August 14, 2014; original effective date 
August 16, 2014; actual effective date due to delayed filing September 15, 2014.

Approved by EPA June 16, 2015 (80 FR 34835) effective July 20, 2015 (NMd57),
Regulations.gov document EPA-R06-OAR-2011-0938-0005 [NM051.05]

Dates in brackets at the end of each section are State effective dates of 
amendments to the section.

• New Mexico SIP: NM except Bernalillo County Part 99: Transportation Conformity (PDF)(16 pp, 150 K, July 20, 2015 )