CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 51—REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS > SUBPART F—Procedural Requirements (§51.100 to §51.105) > 51.105—Approval of plans.

51.105—Approval of plans.

Revisions of a plan, or any portion thereof, will not be considered part of an applicable plan until such revisions have been approved by the Administrator in accordance with this part.

Code of Federal Regulations

[51 FR 40661, Nov. 7, 1986, as amended at 60 FR 33922, June 29, 1995]