Mobile/modular homes in New York
75 facts, each with the passage it comes from, quoted from 3 official sources.

Where to apply
Where an application for Mobile/modular homes is submitted in New York.
Mail · New York State Department of Transportation Central Permit Office
Mail In
Central Permit Office 50 Wolf Road, 1st Floor Albany, New York 12232
In person · New York State Department of Transportation Central Permit Office
Central Permit Office Walk In
Central Permit Office 50 Wolf Road, 1st Floor Albany, New York 12232
Fax · New York State Department of Transportation
Permit Unit, NYSDOT
(518) 457-0367
Use it when: Mobile homes and modular building units greater than 14 feet but not greater than 16 feet in width
Notice of any accident must be given within 10 days and include a copy of the police report.
Mail · New York State Department of Transportation
Permit Unit, NYSDOT
Permit Unit, NYSDOT, 1220 Washington Avenue, Building 5, Room 311, State Office Campus, Albany, New York 12232
Use it when: Mobile homes and modular building units greater than 14 feet but not greater than 16 feet in width
Notice of any accident must be given within 10 days and include a copy of the police report.
Start with a question
Open a question to read the facts on file that bear on it.
General
14 topics
Maximum length (Measures)
Maximum permitted overall length of the vehicle or combination of vehicles, including load and equipment, as authorized by the special permit.
80′24.4 m
In general
- 80′24.4 mMobile homes and modular building units greater than 14 feet in width
- 79′ 11″24.4 mType 11 – 100 Air Mile Radius Permit
- 65′19.8 mType 12 – Sealed Container Permit
- 160′48.8 mType 1M – Manufactured/Modular Housing 14’0” Wide and Less
Maximum height (Measures)
Maximum permitted overall height of the vehicle, including load and equipment, as authorized by the special permit.
14′ 6″4.42 m
In general
- 13′ 6″4.12 mBlanket permit
- 14′ 6″4.42 mMobile homes and modular building units greater than 14 feet in width
Maximum width (Measures)
Maximum permitted overall width of the mobile/modular unit and trailer, inclusive of roof overhang, measured in metres.
16′4.88 m
In general
- 16′4.88 mGreater than 14 feet but not greater than 16 feet in width, including eave overhangs
- 16′4.88 mType 15 – 16 Foot Manufactured Home
- 16′4.88 mType 7A – Oversize Farm Equipment for Dealers, trip permit
Maximum body width (Measures)
Maximum permitted width of the body of a mobile home or prefabricated building, excluding roof projections, measured in metres.
14′4.27 m
Mobile/modular unit and trailer
Maximum roof projection (Measures)
Maximum permitted distance by which the roof of a prefabricated building may project beyond the body on each side, measured in metres.
- 3″0.08 mMobile homes 14 feet or less in width
- 3″0.08 mModular building units 14 feet or less in width
General oversize permit conditions (In words)
Conditions under which a prefabricated building may move under a general oversize permit instead of a building-specific permit.
The movement of smaller buildings may be authorized by regular special hauling trip permits as provided in paragraph (1) of this subdivision.
Minimum bond amount (Fees)
Minimum amount of bond required to protect department facilities when transporting a mobile home or modular building unit, in the currency of the value.
- 16 Foot Manufactured Home permit$25,000USD
- Mobile homes and modular building units greater than 14 feet in width$25,000USD
- Mobile/modular units greater than 14 feet in width$25,000USD
- Per company$25,000USD
Mobile home permit required (Yes or no)
Whether a permit is required to transport a mobile home or prefabricated building.
Yesin 3 cases
- In general
- In general
- Type 5 – Building Movement
Towing equipment
4 topics Open Towing equipment
Maximum undercarriage width (Measures)
Maximum permitted width of the undercarriage of a mobile home, measured from outside of tire to outside of tire, in metres.
8′ 6″2.59 m
Minimum number of undercarriage axles (Measures)
Minimum required number of axles on the undercarriage of a mobile home or modular building unit.
- 4Mobile homes and modular building units greater than 14 feet in width
- 4Mobile/modular unit greater than 14 feet in width
Minimum towing vehicle GVWR (Measures)
Minimum required gross vehicle weight rating (GVWR) of the towing unit used to tow a mobile home or modular building unit, measured in kilograms.
- 25,000 lb11,340 kg16’ wide
- 25,000 lb11,340 kgMobile homes and modular building units greater than 14 feet in width
Warning equipment
5 topics Open Warning equipment
Roof included in width for night restrictions (Yes or no)
Whether a prefabricated building's roof is included when measuring width for night-travel restrictions.
Yes
Night moves of overwidth loads
Warning lights replace rear escort conditions (In words)
Conditions under which warning lights may replace a rear escort for a prefabricated building on a divided highway.
The use of a certified escort vehicle in the rear in lieu of a warning sign may be required if the use of such vehicle would provide more effective warning or would be more convenient to the permittee.
Minimum warning sign height above ground (Measures)
Minimum required height above the ground of the warning sign attached to the rear of a mobile home or modular building unit, measured in metres.
- 5′1.52 mMobile homes and modular building units greater than 14 feet in width
- 5′1.52 mMobile/modular units greater than 14 feet in width
25 air mile radius permits
3 topics Open 25 air mile radius permits
Maximum width under 25 air mile radius permit (Measures)
Maximum permitted width of a manufactured home or vehicle combination operating under a 25 air mile radius permit, measured in metres.
12′3.66 m
In general
- 11′3.35 m100 air-mile radius permit
- 12′3.66 m100 Mile Radius permit
- 16′4.88 m16 Foot Manufactured Home permit
- 12′3.66 m25 air-mile radius permit
Maximum length under 25 air mile radius permit (Measures)
Maximum permitted length of a manufactured home or vehicle combination operating under a 25 air mile radius permit, measured in metres.
72′21.9 m
In general
- 72′21.9 m100 air-mile radius permit
- 72′21.9 m100 Mile Radius permit
- 72′21.9 m25 air-mile radius permit
- 72′21.9 m50 air mile radius
Maximum gross weight under 25 air mile radius permit (Measures)
Maximum permitted gross weight of a vehicle combination operating under a 25 air mile radius permit, measured in kilograms.
- 135,000 lb61,235 kg100 Mile Radius permit
- 116,000 lb52,617 kg25 air mile radius of limits of specific construction project
- 116,000 lb52,617 kg25 air mile radius of municipality in which business is located
- 116,000 lb52,617 kg25 air-mile radius permit, five-axle vehicle with a minimum wheelbase of 36 feet
Where these facts come from
- Subpart 154-1 — Nondivisible Load Permits; Table of Fees (Perm 43)(opens in a new tab)
www.dot.ny.gov, PDF, 48 facts
- New York State Certified Escort Manual 2025(opens in a new tab)
www.dot.ny.gov, PDF, 14 facts
- Information Concerning Special Hauling Permits, PERM 30(opens in a new tab)
www.dot.ny.gov, PDF, 13 facts