Title 40
SECTION 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.
[51 FR 40661, Nov. 7, 1986, as amended at 60 FR 33922, June 29, 1995]