CFR › Title 40 › Part 62 › §62.511240 CFR §62.5112Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)The effective date of the 111(d)/129 plan is June 22, 1999.(b)The plan revision (Phase II) is effective June 9, 2008.(c)The plan revision is effective July 30, 2018.