46 CFR 160.045-9: -9 Approval procedures for throwable PFDs.

(a) Each application for approval of a throwable PFD must be submitted directly to a Coast Guard recognized laboratory.

(b) The recognized laboratory must determine if a throwable PFD with novel design features requires a preliminary review by the Coast Guard prior to testing. Submissions requiring preliminary review must be sent to TypeApproval@uscg.mil, and must include a full description and drawings. Pictures, samples, and preliminary test results may also be submitted.