27 CFR § 71.28 - Computation.

---
identifier: "/us/cfr/t27/s71.28"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "27 CFR § 71.28 - Computation."
title_number: 27
title_name: "Alcohol, Tobacco Products and Firearms"
section_number: "71.28"
section_name: "Computation."
chapter_name: "ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY"
subchapter_number: "F"
subchapter_name: "PROCEDURES AND PRACTICES"
part_number: "71"
part_name: "RULES OF PRACTICE IN PERMIT PROCEEDINGS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 551-559, 26 U.S.C. 5171, 5181, 5271, 5712, 5713, 7805, 27 U.S.C. 204."
regulatory_source: "21 FR 1441, Mar. 6, 1956, unless otherwise noted. Redesignated at 40 FR 16835, Apr. 15, 1975, and further redesignated by T.D. ATF-463, 66 FR 42734, Aug. 15, 2001."
cfr_part: "71"
---


# 71.28 Computation.

In computing any period of time prescribed or allowed by this part, the day of the act, event or default after which the designated period of time is to run, is not to be included. The last day of the period to be computed is to be included, unless it be a Saturday, Sunday or legal holiday, in which event the period runs until the next day which is neither a Saturday, Sunday or legal holiday. Pleading, requests, or other papers or documents required or permitted to be filed under this part must be received for filing at the appropriate office within the time limits, if any, for such filing.