29 C.F.R. § 1905.21 Manner of service.
Title 29 - Labor
Service of any document upon any party may be made by personal delivery of, or by mailing, a copy of the document to the last known address of the party. The person serving the document shall certify to the manner and the date of the service.
Title 29: Labor
PART 1905—RULES OF PRACTICE FOR VARIANCES, LIMITATIONS, VARIATIONS, TOLERANCES, AND EXEMPTIONS UNDER THE WILLIAMS-STEIGER OCCUPATIONAL SAFETY AND HEALTH ACT OF 1970
Subpart C—Hearings
§ 1905.21 Manner of service.
