50-State Reference

Boat registration decal regulations

Letter height, font style, separators, and placement requirements for boat registration number decals in every U.S. state. Always confirm with your state boating agency before finalizing your design.

Tap any state for the full compliance guide.

Alabama

AL
Letter height
3″ minimum · contrasting color
Font
Plain vertical block characters, non-slanted
Separator
Space or hyphen
Placement
Within 6 inches of the registration number, in line, either preceding or following it

Registration numbers remain permanently assigned to the hull for its entire lifetime.

Read full Alabama guide

Alaska

AK
Letter height
3″ minimum · contrasting color
Font
Bold block letters, read left-to-right
Separator
Space or hyphen
Placement
Within 6 inches of the registration number on both sides

Required for all motorized vessels and commercial sport fishing guide boats.

Read full Alaska guide

Arizona

AZ
Letter height
3″ minimum · contrasting color
Font
Plain vertical block characters
Separator
Space or hyphen
Placement
Exactly 3 inches in front of the registration number prefix

Characters must be clearly visible and legible from a distance of 100 feet away.

Read full Arizona guide

Arkansas

AR
Letter height
3″ minimum · contrasting color
Font
Bold block letters, non-script
Separator
Space or hyphen
Placement
Adjacent to and directly in line with the numbers

Proof of Hull Identification Number (HIN) rubbing/photo mandatory during 3-year renewals.

Read full Arkansas guide

California

CA
Letter height
3″ minimum · contrasting color
Font
Plain, vertical block font
Separator
Space or hyphen
Placement
Exactly 3 inches behind (aft of) the registration number sequence

Decals must be securely affixed on the forward half of each side of the hull.

Read full California guide

Colorado

CO
Letter height
3″ minimum · contrasting color
Font
Plain vertical block characters
Separator
Space or hyphen
Placement
Affixed cleanly above the waterline on the forward half of the hull

Non-motorized vessels are strictly exempt from registration requirements.

Read full Colorado guide

Connecticut

CT
Letter height
3″ minimum · contrasting color
Font
Plain vertical block characters
Separator
Space or hyphen
Placement
Displayed clearly on each side of the forward half of the bow

Boat registrations are valid for 1 year and require annual validation renewals.

Read full Connecticut guide

Delaware

DE
Letter height
3″ minimum · contrasting color
Font
Plain vertical block characters
Separator
Space or hyphen
Placement
Placed directly in line with the assigned registration numbers

All numbering components must be permanently attached to the forward half of the vessel.

Read full Delaware guide

Florida

FL
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches of the registration number sequence

Numbers are permanent to the hull structure and remain with the vessel if sold.

Read full Florida guide

Georgia

GA
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches of the assigned registration sequence

Applies strictly to all mechanically propelled and motorized vessels navigating state waters.

Read full Georgia guide

Hawaii

HI
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Affixed cleanly on the bow above the waterline

Human-powered vessels such as kayaks and canoes are exempt from registration rules.

Read full Hawaii guide

Idaho

ID
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Adjacent and aligned next to the registration numbers

Annual registration renewals are legally required for all motorized watercraft.

Read full Idaho guide

Illinois

IL
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Affixed on both sides of the forward half of the bow

All watercraft exceeding 16 feet in total length must be fully registered.

Read full Illinois guide

Indiana

IN
Letter height
3″ minimum · contrasting color
Font
Solid block font; no shadows, outlines, or italics permitted
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

Strict visual styling mandates prohibit stylized, slanted, or multi-colored fonts.

Read full Indiana guide

Iowa

IA
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

Characters must retain clean legibility from a distance of at least 100 feet away.

Read full Iowa guide

Kansas

KS
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Exactly 3 inches aft (behind) the registration characters

Applies legally to all powered vessels, jet skis, and sail-powered craft.

Read full Kansas guide

Kentucky

KY
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches of the registration number path

Vessel validation validation renewals are required every 3 years.

Read full Kentucky guide

Louisiana

LA
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen equal to the structural width of a text character
Placement
Within 6 inches of the assigned registration numbers

The separator gap width is legally measured against a standard capital letter width.

Read full Louisiana guide

Maine

ME
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

All validation stickers must be explicitly fade-resistant and waterproof.

Read full Maine guide

Maryland

MD
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 3 inches of the registration sequence

Features a significantly shorter required decal placement distance than most other states.

Read full Maryland guide

Massachusetts

MA
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches of the assigned registration layout

Vessel documentation validation certificates must be renewed every 2 years.

Read full Massachusetts guide

Michigan

MI
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

Visual metrics dictate clear readability from 100 feet away during normal daylight hours.

Read full Michigan guide

Minnesota

MN
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches of the registration sequence

Mandatory registration policies apply to all vessels measuring over 10 feet in total length.

Read full Minnesota guide

Mississippi

MS
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches directly preceding the text prefix

Unique layout mandate: Decal sits entirely in front of the number blocks on both hull sides.

Read full Mississippi guide

Missouri

MO
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

Standard registration schedules are valid for a 3-year term for all motorized watercraft.

Read full Missouri guide

Montana

MT
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Port Side: 3 inches aft (behind) numbers. Starboard Side: Immediately aft of numbers.

Asymmetrical layout rules require distinct target placement on the left versus right hull.

Read full Montana guide

Nebraska

NE
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

High-visibility materials and layout execution are legally enforced standard metrics.

Read full Nebraska guide

Nevada

NV
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches of the registration character path

Vessel ownership certificates require re-validation updates every 3 years.

Read full Nevada guide

New Hampshire

NH
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

Enforced for all powered watercraft; strictly mandates specialized outdoor marine vinyl specs.

Read full New Hampshire guide

New Jersey

NJ
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Affixed cleanly on the forward half of each hull side

Standard issue validation decals are fully valid for a 3-year term window.

Read full New Jersey guide

New Mexico

NM
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Port Side: Exactly 6 inches past the aft (rear) of numbers.

Strict visual placement checks require explicit 6-inch spacing behind the text sequence.

Read full New Mexico guide

New York

NY
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

Canoes, rowboats, and non-motorized kayaks are entirely exempt; requires annual renewals.

Read full New York guide

North Carolina

NC
Letter height
3″ minimum · contrasting color
Font
Plain block-style font only; no stylized text
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

Strict font mandates require rigid block properties; slants or stylized scripts fail inspection.

Read full North Carolina guide

North Dakota

ND
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches of the registration layout

Mandatory numbering rules apply cleanly to all mechanically motorized vessels.

Read full North Dakota guide

Ohio

OH
Letter height
3″ minimum · contrasting color
Font
Plain un-slanted vertical block font
Separator
Space or hyphen
Placement
Positioned directly in line with the numbers

Sticker tags carry a 3-year validation span; text must be completely solid without accents.

Read full Ohio guide

Oklahoma

OK
Letter height
3″ minimum · contrasting color
Font
Plain block font with structural stroke width of at least 0.5 inches
Separator
Space or hyphen
Placement
Aft (behind) and directly in line with the text block

Specific font geometry rules enforce a thick 0.5-inch structural line thickness metric.

Read full Oklahoma guide

Oregon

OR
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen; Gap Rule requires at least 2 inches between groups
Placement
Exactly 3 inches toward the stern (rear) of the numbers

Unique Gap Rule enforces distinct 2-inch structural separation spacing between text groupings.

Read full Oregon guide

Pennsylvania

PA
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches; may legally precede or follow the numbers

Flexible placement rules permit the decal tag to sit on either side of the sequence.

Read full Pennsylvania guide

Rhode Island

RI
Letter height
3″ minimum · contrasting color
Font
Bold block lettering
Separator
Space or hyphen
Placement
To the right and directly in line with the numbers

Characters must be explicitly robust and legible from a distance of 100 feet.

Read full Rhode Island guide

South Carolina

SC
Letter height
3″ minimum · contrasting color
Font
Clear, legible vertical block characters
Separator
Space or hyphen
Placement
Within 6 inches following the registration numbers

State inspectors strictly look for high-visibility orientation on the forward hull.

Read full South Carolina guide

South Dakota

SD
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Adjacent and directly in line with numbers

Must stay completely visible at 100 feet away on a standard clear weather day.

Read full South Dakota guide

Tennessee

TN
Letter height
3″ minimum · contrasting color
Font
Plain, vertical un-slanted block font mandatory
Separator
Space or hyphen
Placement
To the left or the right of the registration number

State wildlife officers enforce strict zero-tolerance policies on stylized or script text.

Read full Tennessee guide

Texas

TX
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Explicit space or hyphen separating text prefixes from numerical blocks
Placement
Exactly 3 inches toward the rear (stern) of the final character

Crucial target market metric: Decal must be exactly 3" behind the sequence path.

Read full Texas guide

Utah

UT
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Exactly 3 inches aft (toward the rear)

Enhanced legibility guidelines dictate text must be readable from 150 feet away.

Read full Utah guide

Vermont

VT
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Port Side: Precedes the number. Starboard Side: Follows the number.

Mirror-image placement logic keeps tags consistently oriented on the boat hull sides.

Read full Vermont guide

Virginia

VA
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen required to separate letter/number segments
Placement
Within 6 inches of the registration layout

Segment separation is strictly monitored by marine law enforcement units.

Read full Virginia guide

Washington

WA
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches aft (behind) and directly in line

Sticker tag placement must strictly follow behind the sequence layout path.

Read full Washington guide

West Virginia

WV
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Within 6 inches following the registration block

Decal must immediately follow the assigned sequence on the forward half.

Read full West Virginia guide

Wisconsin

WI
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space or hyphen
Placement
Exactly 3 inches aft (rear) and directly in line

Wisconsin validation sequences explicitly require the 'WS' prefix designation.

Read full Wisconsin guide

Wyoming

WY
Letter height
3″ minimum · contrasting color
Font
Plain vertical block font
Separator
Space between segments must equal the exact structural width of the letter 'W'
Placement
Aft (rear) and directly in line with the numbers

Features a unique geometric spacing metric directly scaled to the letter 'W'.

Read full Wyoming guide

Disclaimer: This reference is provided as a convenience and is summarized from public state regulations and consolidated industry guides. Rules change — please verify with your state boating authority before relying on these details for compliance.