Off-highway equipment may include, but is not limited to, the following: crawler tractors, crawler loaders, four-wheel drive loaders, scrapers, motor graders, light maintainers, haulers, wheel dozers, crawler excavators, wheel excavators, road construction equipment, rough terrain lift trucks and agricultural equipment.

Anyone seeking to establish a WMC listing must submit a completed request form. Upon approval, you will receive confirmation of the assigned WMC along with information regarding Check Letter (CL) calculation and the selected WMC will be added to the master listing.

Please refer to the following documents that include the WMC request form and request form instructions. The existing WMC Master List shows assigned codes already in use and therefor unavailable.

Completed applications should be emailed to:

Note: The latest version of ISO 10261 is 2002 with an amendment in 2015 that adds additional year codes.