Tax Forms
IRS:
W-9 Request for Taxpayer ID Number
W-4 Employee’s Withholding Allowance Certificate
SS-4 Application for Employer Identification Number
941 Employer’s Quarterly Federal Tax Return
940 Employer’s Annual Federal Unemployment Tax Return
Colorado Department of Revenue:
CR 0100 Colorado Sales Tax/Wage Withholding Account Application
DR 0100 Sales & Use Tax Return
DR 1094W Income Withholding Tax Return
Other CO Department of Revenue Forms
Local Forms:
City of Fort Collins Application for Sales and Use Tax License
City of Fort Collins Sales & Use Tax Return