Tax Year 2013 Income Tax Forms Available

Individual, corporation, fiduciary, and partnership income tax and severance tax forms and instructions are available for tax year 2013 on the Colorado Taxation Web site. We encourage tax professionals and taxpayers to reference the information and file online through Revenue Online. Online severance tax filing is not available through Revenue Online.

Individual Income Tax — Also see 2013 Individual Income Tax Best Practices for a smooth filing season.

Corporation Income Tax

Fiduciary (Estate and Trust) Income Tax

Partnership and S-Corporation Income Tax

Severance Tax