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Forms and guidance

Welcome to our home for forms and guidance.

Forms and guidance on our site are split into two main categories:

  • forms and instructions, which include both fillable and nonfillable forms; and
  • publications and guidance, which include tax bulletins, publications, technical memoranda, important notices, and more. 

Select a button in one of the cards below to find what you're looking for.

depiction of a form with pen

Forms and guidance Resources

depiction of a person holding a form and instructions

Forms and instructions

You can view forms in a number of ways on our website: current-year forms by tax type or form number, and previous-year forms by year or tax type. For some tax types, we even have lists of most-commonly used forms.

Select the button to find your form your way.

depiction of various tax publications on a shelf


Guidance includes tax bulletins (TB), publications (Pub), technical memoranda (TSB-M), important notices (N-Notice), advisory opinions (TSB-A), tax guidance (NYT-G), and tax regulations.

Select the button for a definition of each and to find the type of guidance you need.