39 C.F.R. § 954.23 Computation of time.
Title 39 - Postal Service
A designated period of time under these rules excludes the day the period begins, and includes the last day of the period unless the last day is a Saturday, Sunday, or holiday, in which event the period runs until the close of business on the next working day.
Title 39: Postal Service
PART 954—RULES OF PRACTICE IN PROCEEDINGS RELATIVE TO THE DENIAL, SUSPENSION, OR REVOCATION OF PERIODICALS MAIL PRIVILEGES
§ 954.23 Computation of time.

