CAROLINA CUSTOM MARINE LLC HIN Decoder
Hull Identification Numbers beginning with MAS were assigned by the US Coast Guard to CAROLINA CUSTOM MARINE LLC of ANDERSON, SC. The builder is listed in the USCG MIC database. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
MAS
Location
ANDERSON, SC
In business
since 2015
Status
Listed active in USCG records
CAROLINA CUSTOM MARINE LLC hulls (2015–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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CAROLINA CUSTOM MARINE LLC HIN FAQ
What does a CAROLINA CUSTOM MARINE LLC HIN look like?
It starts with the three characters "MAS" — the Manufacturer Identification Code the US Coast Guard assigned to CAROLINA CUSTOM MARINE LLC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. CAROLINA CUSTOM MARINE LLC hulls (2015–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is CAROLINA CUSTOM MARINE LLC still in business?
USCG records list CAROLINA CUSTOM MARINE LLC of ANDERSON, SC in the MIC database (registered 2015).
How do I decode the year on a CAROLINA CUSTOM MARINE LLC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. CAROLINA CUSTOM MARINE LLC hulls (2015–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in SC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "CAROLINA CUSTOM MARINE LLC HIN Decoder," carwhere.com/hin-decoder/mas, last verified 2026-06-12.