Swain Boat Builders — HIN at a glance
| Manufacturer | Swain Boat Builders |
|---|---|
| Also known as | Swain Boat Bldg INC |
| City | Millington |
| State | Maryland |
| Country | United States |
| MIC code | BAY |
| HIN format | USCG (12 characters) |
| Status | Active |
| Boat types | Cabin motorboat, Sailboat |
Decode a Swain Boat Builders HIN
Paste any HIN starting with BAY — we'll decode the serial number, build month, build year and model year instantly.
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About the USCG HIN format
Swain Boat Builders 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:
BAY NNNNN M Y YY └┬┘ └──┬──┘ │ │ └┬┘ │ │ │ │ └─ Model year (last two digits) │ │ │ └──── Production year (last digit, 1972 standard) │ │ └────── Production month (A=Jan, B=Feb ... L=Dec, skipping I) │ └──────────── Hull serial number (alphanumeric) └─────────────── MIC: Manufacturer Identifier Code (BAY)
Federal regulation 33 CFR § 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 Maryland boat manufacturers
- Atlantic Cruising Yachts LLC (
ATC) - Bavaria Yachts USA (
BAV) - Broad Creek Marine, LLC (
BRD) - Chesapeake Boats INC (
CHE) - Duffie Boatworks LLC (
DBQ) - Distribution French Products (
DFP) - Demaree Inflatable Boats (
DIB) - Egeberg Associates (
EBX) - Evan'S Boats, INC. (
EVR) - Eastport Yacht Company (
EYC) - Stagg Yachts INC (
FOP) - Allen C Rawl INC (
FOQ)
Frequently asked questions
What is the MIC code for Swain Boat Builders?
Swain Boat Builders is assigned USCG Manufacturer Identifier Code (MIC) BAY. All Swain Boat Builders boat HINs begin with these three characters.
How long is a Swain Boat Builders HIN?
Swain Boat Builders 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 Swain Boat Builders still in business?
Swain Boat Builders 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.