39 C.F.R. § 956.26 Computation of time.
Title 39 - Postal Service
A designated period of time under the rules of this part excludes the day the period begins and includes the last day of the period unless the last day is a Saturday or Sunday or legal holiday, in which event the period runs until the close of business on the next business day.
Title 39: Postal Service
PART 956—RULES OF PRACTICE IN PROCEEDINGS RELATIVE TO DISCIPLINARY ACTION FOR VIOLATION OF RESTRICTIONS ON POST-EMPLOYMENT ACTIVITY
§ 956.26 Computation of time.

