Section 160.051-1 - Scope(a) This subpart prescribes requirements for approval by the Coast Guard of A, B, and Coastal Service inflatable liferafts for use only in domestic service. These liferafts must comply with all of the requirements for SOLAS A and SOLAS B liferafts in subpart 160.151 except as specified in this subpart.(b) This subpart does not apply to any A, B, and Coastal Service inflatable liferaft for use only in domestic service that has been approved by the Coast Guard before November 10, 2011, so long as the liferaft satisfies the annual servicing requirements set forth in 46 CFR 160.151-57 .USCG-2010-0048, 76 FR 62975 , Oct. 11, 2011, as amended by 76 FR 70062 , Nov. 10, 2011