40 CFR § 62.9642
Effective dates
June 9, 2020
(a) The effective date of the submitted 1998 111(d)/129 plan is October 22, 1999.
(b) The effective date of the submitted 2000 111(d)/129 plan revision is October 4, 2001.
[66 FR 43511, Aug. 20, 2001]