The purpose of Regulation Number 10 is to fulfill the requirement in 40 CFR 51.390(b) to establish a SIP revision that addresses the provisions of Sections 40 CFR 93.105(a) through (e), 40 CFR 93.122(a)(4)(ii), and 40 CFR 93.125(c) of the federal transportation conformity rule (see 40 CFR Part 93 , Subpart A). Any person making a transportation conformity determination or adopting or approving a regionally significant project shall comply with the provisions of 40 CFR, Part 93 , Subpart A., except as follows:
I.A. The interagency consultation procedures established in Section III. of this document specify Colorado procedures and shall apply in addition to the consultation procedures established in 40 CFR Section 93.105(a) through (e).I.B. Colorado-specific provisions in Section IV. of this document that require obtainment of and fulfillment of written commitments to SIP control measures not included in a transportation plan or Transportation Improvement Program (TIP) shall apply, pursuant to 40 CFR Section 93.122(a)(4)(ii).I.C. Colorado-specific provisions in Section V. of this document regarding design concept and scope and enforceability of project-level mitigation and control measures shall apply, pursuant to 40 CFR Section 93.125(c).39 CR 05, March 10, 2016, effective 3/30/2016