Maine Boat Registration:
Requirements, Fees & How to Apply (2026)

Complete guide to Maine boat registration. Learn about fees ($40-$59), required documents, online registration, title transfer, and renewal process.

Managing Agency Maine Department of Inland Fisheries and Wildlife (IF&W)
Validity Period 1 year (calendar year, expires December 31)
Online Registration Available
Fee Range $40 - $59
Title Required No
Safety Education Required

Key Takeaway: Maine requires registration for motorized vessels operating on maine waters must be registered. Registration fees range from $40 to $59 and are valid for 1 year (calendar year, expires december 31). No boat title is required. Boater education is mandatory. Online registration is available.

Which Boats Need Registration in Maine?

Must Register

All motorized vessels operating on Maine waters must be registered. Non-motorized watercraft do not require registration.

Exemptions

  • Non-motorized canoes, kayaks, paddleboards, and rowboats
  • Vessels used exclusively on private waters
  • Government-owned vessels
  • USCG documented vessels (still need milfoil sticker for inland waters)

Maine Boat Registration Fees & Costs

Vessel Class
Registration Fee
Additional Fees
Total
0–10 HP Motor (inland, with ISP sticker)
$40.00
$25.00
$40.00
11–50 HP Motor (inland, with ISP sticker)
$45.00
$25.00
$45.00
51–115 HP Motor (inland, with ISP sticker)
$51.00
$25.00
$51.00
Over 115 HP Motor / PWC (inland, with ISP sticker)
$59.00
$25.00
$59.00
Sales Tax Rate 5.5%
Title Fee $0.00
Title Transfer Fee $0.00
Renewal Fee Same as annual registration fee
Late Penalty Operating an unregistered motorboat is a violation subject to fines
Fees verified from official Maine Department of Inland Fisheries and Wildlife (IF&W) data. Last updated: 2026-03-13. Data year: 2026.

Registration Process in Maine

1

Gather Required Documents

Prepare all necessary documentation including proof of ownership, identification, and HIN verification.

2

Choose Registration Method

Register online, by mail, or in person at your local Maine Department of Inland Fisheries and Wildlife (IF&W) office.

3

Submit Application & Pay Fees

Complete the registration form and pay the applicable fees. Deadline: Before operating on Maine waters after purchase.

4

Receive Registration Number

Once approved, you will receive your registration certificate, number, and validation stickers.

5

Display Registration Number

Affix the registration number and stickers to your vessel according to state display requirements.

Required Documents Checklist

Proof of ownership (Bill of Sale / MCO / previous registration)
Bill of Sale
Hull Identification Number (HIN)
Valid photo ID (driver's license or state ID)
Proof of residency
Sales tax payment receipt
Lien release documentation (if applicable)
Register Online

Boat Title & Title Transfer in Maine

Title Not Required

Maine does not issue boat titles. The registration certificate, bill of sale, and excise tax receipt serve as proof of ownership.

Issued by: N/A (registration only)

Transfer Process

Submit a bill of sale with the boat's serial number, pay excise tax at your town office, then register with the Maine IF&W or an authorized agent.

Title Fee

$0.00

Transfer Fee

$0.00

Lien Recording

Not available

Read the Complete Title Transfer Guide

Registration Renewal in Maine

Renewal Period 1 year (calendar year, expires December 31)
Renewal Fee Same as annual registration fee
Late Penalty Operating an unregistered motorboat is a violation subject to fines
Online Renewal Available
Renew Online

Boater Safety Education in Maine

Education Required

All operators born after January 1, 1999, must complete a NASBLA-approved boater education course to operate a motorboat on Maine waters.

NASBLA Approved Courses Accepted
Cross-State Reciprocity Yes
Exemptions
  • Persons born before January 1, 1999
  • U.S. Coast Guard licensed operators
  • Operators with a valid boater education card from a NASBLA-recognized state
View Education Requirements

Registration Number Display Rules

All registered vessels in Maine must display their registration number and validation stickers according to the following requirements:

Number Placement Both sides of the forward half of the hull, above the waterline
Minimum Height Minimum 3 inches tall, block letters
Style Requirements Block letters, contrasting color to the hull. Format: ME 1234 AB. Must read left to right.
Sticker Placement Validation and invasive species decals displayed on the vessel

Maine vs Neighboring States

Neighboring state data will be available once more states are added.

Frequently Asked Questions About Maine Boat Registration

How much does it cost to register a boat in Maine?

Maine annual registration fees are based on motor horsepower (2025 rates): 0–10 HP $40, 11–50 HP $45, 51–115 HP $51, and over 115 HP/PWC $59. An invasive species sticker ($25) is also required for inland waters.

How long is boat registration valid in Maine?

Maine boat registrations are valid for one calendar year, expiring December 31.

Can I renew my boat registration online in Maine?

Yes, renewals can be processed online through the IF&W website. New registrations require an in-person visit.

Do I need a title for my boat in Maine?

No, Maine does not issue boat titles. The registration, bill of sale, and excise tax receipt serve as ownership proof.

What is the invasive species sticker?

All motorized vessels operating on Maine inland waters must display an invasive species prevention and control sticker ($25 in 2025). This funds the Lake and River Protection program.

Is boater education required in Maine?

Yes, all operators born after January 1, 1999, must complete a NASBLA-approved course. All operators are encouraged to take a safety course.

Do non-residents need to register in Maine?

Non-residents with valid out-of-state registration can operate in Maine but must purchase the invasive species sticker ($25) for inland waters. If in Maine over 75 days, excise tax must be paid.

What is the excise tax on boats in Maine?

Maine residents must pay a local excise tax at their town office in addition to registration fees. The 5.5% state sales tax also applies to boat purchases.

Ready to Register Your Boat in Maine?

Visit the official Maine Department of Inland Fisheries and Wildlife (IF&W) website to start your boat registration or renewal.

Register at Maine Department of Inland Fisheries and Wildlife