N.Y. Comp. Codes R. & Regs. tit. 17, § 154-2.4
(6) any other group weight the gross weight formula as provided by this section.
(b) F2 Type 7.
On all State highways, other than State highways in New York City, a permit may be issued for the operation of a vehicle, or combination of vehicles, which has at least six axles and whose wheelbase is not less than 36.5 feet. If the combination of vehicles consists of a power unit and a trailer, the trailer shall not exceed the legal length set forth in New York State Vehicle and Traffic Law, section 385(3)(e). The maximum gross weight of the vehicle shall not exceed 107,000 pounds, and it is subject to bridge restrictions. The maximum axle and grouping weights shall not exceed the following:
(5) any quad axle group 63,000 pounds.
(c) F3 Type 8.
On all State highways, a renewal permit may be issued for a vehicle having two axles and a wheelbase not less than 10 feet with the following limitations:
(2) After December 31, 1994, the maximum gross weight shall not exceed 49,400 pounds, with a 22,400 pound maximum for the steering axle and a 27,000 pound maximum for the rear axle.
(d) F4 Type 2 (three and four axle) and 2A (five or more axles).
On State highways in the counties of Westchester, Rockland, Nassau, Suffolk, Putnam, Orange and Dutchess, a permit may be issued for a vehicle, or combination of vehicles, which have a minimum of three axles and a wheelbase which does not exceed 34 feet, but is a minimum of 17 feet. If the combination of vehicles consists of a power unit and a trailer(s), the wheelbase cannot exceed 44 feet, and the length of any trailer cannot exceed 40 feet.
(4) After January 1, 2015 any model year power unit or combination shall be equipped with at least four axles.
(e) F4 Type 3.
On State highways in the counties of Westchester, Rockland, Nassau, Suffolk, Putnam, Orange and Dutchess, a permit may be issued for the operation of a vehicle which has a minimum of three axles and a wheelbase between 15 and 17 feet. (Note: This permit will not be issued after December 31, 1994.) The maximum gross weight shall not exceed 73,280 pounds, the total tandem axle weight shall not exceed 54,000 pounds, the steering axle shall not exceed 22,400 pounds and any other single axle shall not exceed 27,000 pounds.
(f) F5 Type 4.
On State highways in the counties of Westchester, Rockland, Nassau, Suffolk, Putnam, Orange and Dutchess, a permit may be issued for the operation of a vehicle, or combination of vehicles, which have a minimum of five axles and a wheelbase of at least 30 feet. If the combination of vehicles consists of a power unit and a trailer, the trailer shall not exceed the legal length set forth in New York State Vehicle and Traffic Law, section 385(3)(e). The maximum gross weight shall not exceed 93,000 pounds, the total tandem axle weight shall not exceed 45,000 pounds, the total tridem axle group weight shall not exceed 57,000 pounds, the total quad axle group shall not exceed 62,000 pounds, the steering axle shall not exceed 22,400 pounds and any other single axle shall not exceed 22,500 pounds.
(g)-(h) [Reserved]
(i) F6 Type 6A.
On State highways in the counties of Westchester, Rockland, Nassau, Suffolk, Putnam, Orange and Dutchess, a permit may be issued for the operation of a vehicle, or combination of vehicles, which have a minimum of six axles and a wheelbase of at least 36.5 feet. If the combination of vehicles consists of a power unit and a trailer, the trailer shall not exceed the legal length set forth in New York State Vehicle and Traffic Law, section 385(3)(e).
(6) On December 31, 2014, all type 6A permits will expire.
(j) File type 6B.
Effective January 1, 2004 on State highways in the Counties of Westchester, Rockland, Nassau, Suffolk, Putnam, Orange and Dutchess, a permit may be issued for up to a maximum of 120,000 pounds for the operation of a vehicle, or combination of vehicles, which have a minimum of seven axles and a wheelbase of at least 43 feet. The length of any trailer used in a combination cannot exceed the legal length set forth in New York State Vehicle and Traffic Law, section 385(3)(e). The steering axle shall not exceed 22,400 pounds; any other single axle shall not exceed 25,750 pounds; any tandem-axle group shall not exceed 48,000 pounds, any tridem-axle group weight shall not exceed 63,000 pounds; and, any quad-axle group weight shall not exceed 65,000 pounds.
(k) Infrastructure-friendly vehicle requirements.
(1) All 2006 or new model year power units or 2006 or newer model year trailers issued permits pursuant to this Subpart shall be equipped as follows:
The following criteria apply for the issuance of divisible load overweight permits:
(a) F1 Type 1 (three and four axle) and 1A (five or more axles) permits.
On all State highways, other than State highways in New York City, a permit may be issued for the operation of a vehicle, or combination of vehicles, which have at least three axles and whose wheelbase is not less than 16 feet. If the combination of vehicles consists of a power unit and a trailer(s), the length of any trailer cannot exceed 48 feet. The maximum gross weight of the vehicle shall not exceed the lesser of: 102,000 pounds; the manufacturer's rating; or 42,500 pounds, plus 1,250 pounds per linear foot of wheelbase, provided however or total additional 1,875 pounds may be added to the gross weight of the weight computed under this formula for any additional axles in excess of three on a single unit vehicle up to 24 feet in wheelbase, or any additional axles in excess of five on a combination of vehicles with a minimum wheel base in excess of 36 feet. Maximum axle and grouping weights shall not exceed the following: