Regulations last checked for updates: Feb 07, 2026

Title 46 - Shipping last revised: Jan 15, 2026
§ 308.530 - Letter requesting increase or decrease in amount of surety bond, Form MA-310.

An endorsement increasing or decreasing the amount of the surety bond, Form MA-310, shall be transmitted to the underwriting agent and may be obtained from MARAD's underwriting agent or MARAD.

source: 79 FR 17898, Mar. 31, 2014, unless otherwise noted.
cite as: 46 CFR 308.530