Section 52.1627 - Control strategy and regulations: Carbon monoxide(a)Part D Approval. The Albuquerque/Bernalillo County carbon monoxide maintenance plan as adopted on April 13, 1995, meets the requirements of Section 172 of the Clean Air Act, and is therefore approved.(b) Approval-The Albuquerque/Bernalillo County carbon monoxide limited maintenance plan revision dated September 7, 2004, meets the requirements of section 172 of the Clean Air Act, and is therefore approved.61 FR 29973, June 13, 1996, as amended at 70 FR 41967 , July 21, 2005