MARINE CONCEPTS HIN Decoder
Hull Identification Numbers beginning with MHC were assigned by the US Coast Guard to MARINE CONCEPTS of TARPON SPRINGS, FL. 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
MHC
Location
TARPON SPRINGS, FL
In business
since 1980
Status
Listed active in USCG records
MARINE CONCEPTS built hulls across both HIN eras (1980–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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MARINE CONCEPTS HIN FAQ
What does a MARINE CONCEPTS HIN look like?
It starts with the three characters "MHC" — the Manufacturer Identification Code the US Coast Guard assigned to MARINE CONCEPTS — followed by a 5-character hull serial and a 4-character date code, 12 characters total. MARINE CONCEPTS built hulls across both HIN eras (1980–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three.
Is MARINE CONCEPTS still in business?
USCG records list MARINE CONCEPTS of TARPON SPRINGS, FL in the MIC database (registered 1980).
How do I decode the year on a MARINE CONCEPTS HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. MARINE CONCEPTS built hulls across both HIN eras (1980–present): boats before August 1984 carry legacy straight-year or model-year date codes; later hulls use the current month-letter format. The decoder handles all three. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in FL
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "MARINE CONCEPTS HIN Decoder," carwhere.com/hin-decoder/mhc, last verified 2026-06-12.