These are the Nevada Department of Transportation (NDOT) specific rules, restrictions and instructions that guide our permit agents in properly preparing your permits. Every permittee is responsible for understanding and obeying these conditions and restrictions because they implement State and Federal Laws and Regulations.
Current Statutes and Regulations:
- Nevada Revised Statute 484: TRAFFIC LAWS
- Nevada Administrative Code 484: TRAFFIC LAWS
- Nevada Revised Statute 706: MOTOR CARRIERS
- Nevada Administrative Code 706: MOTOR CARRIERS
- Nevada Traffic Laws for Size, Weight & Load: June 2009 Handbook
Recent Changes to NRS or NAC:
- R161-07A w/Original Text; Adopted June 17, 2008; See NAC 484 for adopted version.
- AB 372 Notice; Carriers 10,001 pounds and greater pounds now required to register; Approved May 19, 2009; Effective July 1, 2009;
See also DMV Motor Carrier Division.
Pilot Car Information:
Hazardous Material and Radioactive Material Information:
Current Letters of Instruction:
1-08. General
2-06. Tridem Axles
3-10. Width & Length Prohibitions
5-10. Spring Thaw Prohibitions
6-07. Super Loads
8-08. Weight Restrictions
NDOT Over Dimensional Permits Instruction 1-08:
General Procedures and Conditions for Over-dimensional Permits
NDOT Over Dimensional Permits Instruction 2-06:
Special Procedures and Conditions for Tridem Axle Combinations
NDOT Over Dimensional Vehicle Permits Letter of Instruction 3-10:
Prohibited Routes for Over-Width and Over-Length Vehicles
- Prohibited Routes for Over-Width and Over-Length Vehicles List 3-10
- Prohibited Routes for Over-Width and Over-Length Vehicles Map 3-10
NDOT Over Dimensional Vehicle Permits Letter of Instruction 5-10:
Prohibited Routes for Overweight Vehicles during Spring Thaw
- Prohibited Routes for Overweight Vehicles during Spring Thaw List 5-10
- Prohibited Routes for Overweight Vehicles during Spring Thaw Map 5-10
NDOT Over Dimensional Permits Instruction 6-07:
Special Procedures and Conditions for Super Loads
NDOT Over Dimensional Permits Instruction 8-08:
Special Procedures and Conditions for Vehicles and Loads Exceeding Legal Weights
- Purple Weight Chart
- Green Weight Chart
- Orange Weight Chart
- Statewide Weight Restriction List
- Statewide Weight Restriction Map
- Western Nevada Weight Restriction Map
- Southern Nevada Weight Restriction Map
- Eastern Nevada Weight Restriction Map
You will need the Adobe Acrobat Reader plug-in to download and view the
files on this site. If you don't have the plugin, you can download
the plugin by clicking on the Get Acrobat Reader button here.




