40 Protection of Environment 5 1999-07-01 1999-07-01 false ENVIRONMENTAL PROTECTION AGENCY I CHAPTER I Protection of Environment CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY SUBCHAPTER C—AIR PROGRAMS (CONTINUED) Part Page 53 Ambient air monitoring reference and equivalent methods 5 54 Prior notice of citizen suits 104 55 Outer continental shelf air regulations 105 56 Regional consistency 128 57 Primary nonferrous smelter orders 130 58 Ambient air quality surveillance 204 59 National volatile organic compound emission standards for consumer and commercial products 296 Editorial Note:

Subchapter C—Air Programs is contained in volumes 40 CFR parts 50-51, part 52 (52.01-52.1018), part 52 (52.1019-End), parts 53-59, part 60, parts 61-62, part 63 (63.1-63.1199), part 63 (63.1200-End), parts 64-71, parts 72-80, parts 81-85, part 86, and parts 87-135.