BUILT IN THE DARK BOATWORKS LLC HIN Decoder
Hull Identification Numbers beginning with BID were assigned by the US Coast Guard to BUILT IN THE DARK BOATWORKS LLC of HARPSWELL, ME. The company is recorded as out of business since 2015 — common for older hulls, and useful to know when hunting parts or records. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
BID
Location
HARPSWELL, ME
In business
since 2011
Status
Out of business (2015)
BUILT IN THE DARK BOATWORKS LLC hulls (2011–2015) 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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BUILT IN THE DARK BOATWORKS LLC HIN FAQ
What does a BUILT IN THE DARK BOATWORKS LLC HIN look like?
It starts with the three characters "BID" — the Manufacturer Identification Code the US Coast Guard assigned to BUILT IN THE DARK BOATWORKS LLC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. BUILT IN THE DARK BOATWORKS LLC hulls (2011–2015) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is BUILT IN THE DARK BOATWORKS LLC still in business?
USCG records list BUILT IN THE DARK BOATWORKS LLC as out of business since 2015. That's common for older hulls — the HIN still decodes normally, and the out-of-business date helps date the boat and guides parts-hunting toward salvage and owner groups rather than a dealer network.
How do I decode the year on a BUILT IN THE DARK BOATWORKS LLC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. BUILT IN THE DARK BOATWORKS LLC hulls (2011–2015) 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 ME
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "BUILT IN THE DARK BOATWORKS LLC HIN Decoder," carwhere.com/hin-decoder/bid, last verified 2026-06-12.