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Form 637, Application for Registration (For Certain Excise Tax Activities)

Use this form to apply for excise tax registration for activities under sections 4101, 4222, and 4682.


Current Products


Recent Developments

Correction to Form 637 (Rev. October 2013) -- 16-DEC-2013


Other Items You May Find Useful:

All Revisions for Form 637

Form 720-CS, Carrier Summary Report

Form 720-TO, Terminal Operator Report

Other Current Products


Comment on Form 637

Use the Comment on Tax Forms and Publications web form to provide feedback on the content of this product. Although we cannot respond individually to each comment, we do appreciate your feedback and will consider all comments submitted.

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Page Last Reviewed or Updated: 22-Apr-2014