BREFNEY BOATBUILDING HIN Decoder
Hull Identification Numbers beginning with ZFJ were assigned by the US Coast Guard to BREFNEY BOATBUILDING of SIDNEY, BC. 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
ZFJ
Location
SIDNEY, BC
In business
since 1983
Status
Listed active in USCG records
BREFNEY BOATBUILDING built hulls across both HIN eras (1983–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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BREFNEY BOATBUILDING HIN FAQ
What does a BREFNEY BOATBUILDING HIN look like?
It starts with the three characters "ZFJ" — the Manufacturer Identification Code the US Coast Guard assigned to BREFNEY BOATBUILDING — followed by a 5-character hull serial and a 4-character date code, 12 characters total. BREFNEY BOATBUILDING built hulls across both HIN eras (1983–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 BREFNEY BOATBUILDING still in business?
USCG records list BREFNEY BOATBUILDING of SIDNEY, BC in the MIC database (registered 1983).
How do I decode the year on a BREFNEY BOATBUILDING HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. BREFNEY BOATBUILDING built hulls across both HIN eras (1983–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 BC
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "BREFNEY BOATBUILDING HIN Decoder," carwhere.com/hin-decoder/zfj, last verified 2026-06-12.