46 C.F.R. § 201.52 Additional time after service by mail.
Title 46 - Shipping
Whenever service of a document has been made by mail in accordance with §201.43 three (3) days shall be added to the prescribed period for answer.
Title 46: Shipping
PART 201—RULES OF PRACTICE AND PROCEDURE
Subpart E—Time (Rule 5)
§ 201.52 Additional time after service by mail.