[Code of Federal Regulations] [Title 46, Volume 4] [Revised as of October 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR131.720] [Page 461] TITLE 46_SHIPPING (This book contains parts 90 to 139) CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 131_OPERATIONS--Table of Contents Subpart G_Work Vests Sec. 131.720 Use. (a) An approved buoyant work vest is an item of safety apparel and may be carried aboard for wear by a crew member when working near or over the water. (b) The vest may not count towards the vessel's complement of lifejackets. (c) The vest may not be worn instead of a lifejacket during a drill.