33 CFR 150.521 - What records are required?
(a) The operator must maintain a record of each test and inspection under § 150.520 of this part on the deepwater port, or in the operator's principal office in the case of an unmanned deepwater port, for at least 2 years.
(b) The record must show:
(1) The date of each test and inspection;
(2) The number or other identification of each fire extinguisher or system tested or inspected; and