Nevada Oversize & Overweight Permit Rules
What a load can be in Nevada without a permit, where the permit and escort tiers start on 2- or 3-lane roads and roads with 4 or more lanes, when it can move, and who to call. Every figure is the JaloPermit Atlas entry for Nevada, shown as the app shows it.
Rules as of Jul 31, 2026 · Links checked Jul 13, 2026
Read this before you trust a number. Rules change. The issued permit, posted signs and the state permit office always win over this page. JaloPermit is a reading aid, not a permit-filing service. Guests get 3 free decodes a day with no account and no card, logged-in users get 10 a day, and extra decodes are $3.50 each with no subscription.
What moves in Nevada without a permit
Legal limits are the dimensions and gross weight a vehicle may run at without an oversize or overweight permit. Nevada publishes its length limit as overall combination, so compare it against that measurement on your permit, not the overall rig.
Where the permit and escort tiers start
| Dimension | Legal without permit | Permit tier starts | First escort on 2- or 3-lane roads | First escort on roads with 4 or more lanes |
|---|---|---|---|---|
| Width | 8'6" | 8'7" | 12'1" · Front escort | 14'1" · Rear escort |
| Height | 14'0" | 14'1" | 15'7" · Front + High pole | 15'7" · Front + High pole |
| Length | 70'0"overall combination | 70'1" | 110'1" · Rear escort | 110'1" · Rear escort |
| Weight | 80,000 lbs | Check the state permit office. | — | — |
"Permit tier starts" is the lowest size in the Atlas ladder that needs a permit. "First escort" is the lowest size that adds a private or police escort on that road class; the full ladder with each tier's rule and source is below.
Nevada escort ladder, tier by tier
Open a tier to read the rule behind it, quoted with its source. Amber tiers add a police escort or a superload review; grey tiers are permit-only with conditions.
On 2- or 3-lane roads
Escorts begin at 12'1" wide
Width
Permit required8'7" – 12'
Permit required. No pilot car at or below 12' wide.
Front escort12'1" – 14'
Over 12' wide on a highway with two or three lanes requires a lead pilot car. Add a following car during hours of darkness or holiday hours.
Front + Rear14'1" – 16'
Over 14' wide adds a following pilot car to the lead car already required over 12' on two or three lanes.
Front + Rear16'1" – 17'
Lead and following pilot cars required on any road over 16' wide.
Front + Rear17'1"+
Over 17' wide on two or three lanes, NDOT may require an additional pilot car and coordinate utility escorts and law enforcement traffic control. Above 20 ft, this row's escorts are the minimum; the permit sets any more.
Height
Permit required14'1" – 15'6"
Permit required over 14' high. No pilot car up to and including 15 ft 6 in.
Front + High pole15'7" – 16'
Over 15 ft 6 in requires a lead pilot car equipped with a clearance pole.
Front + High pole16'1"+
Lead pilot car with clearance pole required. Over 16' high, NDOT may require an additional pilot car and coordinate utility escorts and law enforcement traffic control. Above 20 ft, this row's escorts are the minimum; the permit sets any more.
Length
Permit required70'1" – 110'
Permit required over 70' overall combination, or over 75' including overhang. No pilot car up to 110'.
Rear escort110'1"+
Following pilot car over 110', or over 120' with one or more mechanically steered rear axles. A lead car is also required if front overhang exceeds 25'. Above 200 ft, this row's escorts are the minimum; the permit sets any more.
On roads with 4 or more lanes
Escorts begin at 14'1" wide
Width
Permit required8'7" – 12'
Permit required. No pilot car on a highway with four or more lanes.
Permit required12'1" – 14'
No pilot car in daylight on four or more lanes. Over 12' wide, a lead AND a following pilot car are required during hours of darkness or holiday hours.
Rear escort14'1" – 16'
Over 14' wide requires a following pilot car on any road. Add a lead car during hours of darkness or holiday hours.
Front + Rear16'1" – 19'
Over 16' wide requires a lead pilot car on any road, plus the following car already required over 14'.
Front + Rear19'1"+
Over 19' wide on four or more lanes, NDOT may require an additional pilot car and coordinate utility escorts and law enforcement traffic control. Above 20 ft, this row's escorts are the minimum; the permit sets any more.
Height
Permit required14'1" – 15'6"
Permit required over 14' high. No pilot car up to and including 15 ft 6 in.
Front + High pole15'7" – 16'
Over 15 ft 6 in requires a lead pilot car equipped with a clearance pole.
Front + High pole16'1"+
Lead pilot car with clearance pole required. Over 16' high, NDOT may require an additional pilot car and coordinate utility escorts and law enforcement traffic control. Above 20 ft, this row's escorts are the minimum; the permit sets any more.
Length
Permit required70'1" – 110'
Permit required over 70' overall combination, or over 75' including overhang. No pilot car up to 110'.
Rear escort110'1"+
Following pilot car over 110', or over 120' with one or more mechanically steered rear axles. A lead car is also required if front overhang exceeds 25'. Above 200 ft, this row's escorts are the minimum; the permit sets any more.
When a permitted load can move
- Standard hours
Hours of daylight only: one-half hour before sunrise to one-half hour after sunset. The rule covers overweight-only loads as well as oversize, unless the permit or NDOT special instructions say otherwise.
- Night travel
Barred during hours of darkness unless the permit allows it. Annual-permit night moves are capped at 12' wide, 15' high, 110' long (120' with mechanically steered rear axles) and 15' overhang. Over 12' wide at night needs front and rear pilot cars.
- Weekend travel
No weekend movement unless the permit allows it. Weekend runs one-half hour after sunset Friday to one-half hour before sunrise Monday. Annual-permit weekend moves are capped at 12' wide, 15' high, 110' long (120' with steered rear axles) and 15' overhang.
- Holiday restrictions
No movement during holiday hours: New Year's, Memorial Day, July 4, Labor Day, Thanksgiving, Christmas. Monday holiday: noon-midnight the Friday before and the holiday. Tue-Thu: 6 a.m.-9 p.m. Friday holiday or Thanksgiving: noon-midnight the day before and the Sunday after.
- Urban restrictions
I-15 between the California line and Las Vegas Exit 33 is capped at 12' wide on single-trip permits northbound Friday 2 p.m. to 10 p.m. and southbound Sunday 2 p.m. to 10 p.m. The single-trip cap elsewhere is 14' wide.
Signage Nevada expects
- Oversize load sign
Required on any oversize load: over 8'6" wide, over 14' high or over legal length. Signs front and rear reading OVERSIZE LOAD or OVERSIZE, black letters at least 10" high with a 1 5/8" stroke on yellow (NAC 484D.680).
- Flags
At least 18" square, solid red or fluorescent orange, at each front and rear corner of the vehicle, and of the load if wider than the vehicle, plus any point marking maximum width. Rear overhang over 4': a flag at its center, or one at each corner if over 2' wide (NAC 484D.680).
- Beacons
Pilot cars: two flashing amber lights above the roofline, or one visible 500' all around; the permittee holds the NHP amber permit (NAC 484D.670). Oversize or overweight at night: two steady amber lights front, one each side, two red if rear overhang over 4' (NAC 484D.675).
Nevada permit office
The permit office is the authority on every number on this page. Call it, or open the official site, before you rely on a threshold for a load that is close to a line.
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What are the legal limits in Nevada without an oversize or overweight permit?
In Nevada, the legal limits without an oversize or overweight permit are 8'6" wide, 14'0" high, 70'0" long (overall combination) and 80,000 lbs gross. Legal overhang is 10'0" front and 10'0" rear. Anything over those figures needs a permit from the Nevada permit office before it moves.
When does an oversize load need an escort or pilot car in Nevada?
On 2- or 3-lane roads in Nevada, escorts begin at 12'1" wide. On roads with 4 or more lanes, escorts begin at 14'1" wide. The first escort tier is "Front escort" at 12'1" – 14' wide. Every tier on this page quotes its rule and source.
Can oversize loads travel at night, on weekends or on holidays in Nevada?
Night travel: Barred during hours of darkness unless the permit allows it. Annual-permit night moves are capped at 12' wide, 15' high, 110' long (120' with mechanically steered rear axles) and 15' overhang. Over 12' wide at night needs front and rear pilot cars. Weekend travel: No weekend movement unless the permit allows it. Weekend runs one-half hour after sunset Friday to one-half hour before sunrise Monday. Annual-permit weekend moves are capped at 12' wide, 15' high, 110' long (120' with steered rear axles) and 15' overhang. Holidays: No movement during holiday hours: New Year's, Memorial Day, July 4, Labor Day, Thanksgiving, Christmas. Monday holiday: noon-midnight the Friday before and the holiday. Tue-Thu: 6 a.m.-9 p.m. Friday holiday or Thanksgiving: noon-midnight the day before and the Sunday after.