Typically it is a combination form for Income Tax Withholding and Sales/Use Tax Permit Application.
North Dakota Tax Dept. Telephone 701-328-1241.
North Dakota Tax Dept. General Web Site: http://www.nd.gov/tax/salesanduse/forms/
Income Tax Withholding and Sales and Use Tax Permit: http://www.nd.gov/tax/salesanduse/forms/withholdsalesapplication.pdf
Contractors that install or consume property in North Dakota and other businesses including retail and service businesses that bring property into North Dakota for their own use may have a use tax liability.
Goods brought into North Dakota for storage, use, or consumption may be subject to North Dakota and applicable local use tax.