Code of Federal Regulations Title 46. Shipping § 46.67.200 Instruments eligible for filing and recording

(a) Bills of sale and instruments in the nature of bills of sale;

(b) Deeds of gift;

(c) Mortgages and assignments, assumptions, supplements, amendments, subordinations, satisfactions, and releases thereof;

(d) Preferred mortgages and assignments, assumptions, supplements, amendments, subordinations, satisfactions, and releases thereof;

(e) Interlender agreements affecting mortgages, preferred mortgages, and related instruments;  and

(f) Notices of claim of lien, assignments, amendments, and satisfactions and releases thereof.