CFR›Title 45›Subtitle A›Part 81›45 CFR Part 81 Subpart E Citation45 CFR Part 81 Subpart EContainsSections § 81.41–§ 81.43CorpusDaily eCFRDisplayed edition2026-09-28Last updated2026-09-28 Subpart E—Time Sections § 81.41 § 81.41 Computation. § 81.42 § 81.42 Extension of time or postponement. § 81.43 § 81.43 Reduction of time to file documents. Authority5 U.S.C. 301 and 45 CFR 80.9(d).Source32 FR 15156, Nov. 2, 1967, unless otherwise noted.