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Douglas Brooks Boatbuilder

Hull Identification Number Decoder — USCG MIC DBB

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Douglas Brooks Boatbuilder β€” HIN at a glance

ManufacturerDouglas Brooks Boatbuilder
CityVergennes
StateVermont
CountryUnited States
MIC codeDBB
HIN formatUSCG (12 characters)
StatusActive
Boat typesAirboat

Decode a Douglas Brooks Boatbuilder HIN

Paste any HIN starting with DBB — we'll decode the serial number, build month, build year and model year instantly.

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About the USCG HIN format

Douglas Brooks Boatbuilder is registered with the US Coast Guard and stamps a standard 12-character Hull Identification Number on every vessel produced for the US market. The format breaks down as:

DBB NNNNN M Y YY
β””β”¬β”˜ β””β”€β”€β”¬β”€β”€β”˜ β”‚ β”‚ β””β”¬β”˜
 β”‚    β”‚     β”‚ β”‚  └─ Model year (last two digits)
 β”‚    β”‚     β”‚ └──── Production year (last digit, 1972 standard)
 β”‚    β”‚     └────── Production month (A=Jan, B=Feb ... L=Dec, skipping I)
 β”‚    └──────────── Hull serial number (alphanumeric)
 └─────────────── MIC: Manufacturer Identifier Code (DBB)

Federal regulation 33 CFR Β§ 181 requires every US-built or imported recreational vessel to display this HIN permanently on the upper starboard side of the transom, and a duplicate HIN in a hidden location inside the hull.

Other Vermont boat manufacturers

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Frequently asked questions

What is the MIC code for Douglas Brooks Boatbuilder?

Douglas Brooks Boatbuilder is assigned USCG Manufacturer Identifier Code (MIC) DBB. All Douglas Brooks Boatbuilder boat HINs begin with these three characters.

How long is a Douglas Brooks Boatbuilder HIN?

Douglas Brooks Boatbuilder uses the US HIN format: 12 characters total. The first 3 are the MIC, followed by 5 serial-number characters, 1-letter month, 1-digit year, and 2-digit model year.

Is Douglas Brooks Boatbuilder still in business?

Douglas Brooks Boatbuilder is currently listed as active in the US Coast Guard MIC database (last published October 2019). Even out-of-business manufacturers' HINs remain valid identifiers for the boats they built.

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