[Code of Federal Regulations] [Title 46, Volume 1] [Revised as of Octobery 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR30.10-37] [Page 385-386] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 30_GENERAL PROVISIONS--Table of Contents Subpart 30.10_Definitions Sec. 30.10-37 Keel laying date--TB/ALL. The term keel laying date means the date upon which progressive construction identifiable with a specific vessel [[Page 386]] begins, including construction of the first module or prefabricated section of the hull that is identifiable with that vessel. [CGD 74-127, 41 FR 3843, Jan. 26, 1976]