46 C.F.R. § 107.271
Inspection: Alterations
After plans are approved for alterations affecting the safety of the unit the Coast Guard conducts inspections of the affected—
(a) Hull;
(b) Machinery; or
(c) Equipment.
After plans are approved for alterations affecting the safety of the unit the Coast Guard conducts inspections of the affected—
(a) Hull;
(b) Machinery; or
(c) Equipment.