AP-178, Texas Application for International Fuel Tax Agreement (IFTA) 2026

1. Click ‘Get Form’ to open the AP-178 in the editor.
2. Begin by filling out Item 1 with the name of the sole owner, partnership, corporation, or other legal entity as applicable.
3. In Item 2, enter your complete mailing address where you wish to receive correspondence from the Comptroller's office.
4. For Item 4, input your nine-digit Federal Employer Identification Number (FEIN). If you are a sole owner, provide your Social Security number in Item 5.
5. Complete Items 8 through 12 by indicating your business ownership type and providing necessary details about partners or corporate officers.
6. In Item 19, enter the actual physical address of your business. Avoid using P.O. Box addresses.
7. Review Items 30 and 31 to check all applicable fuel types and jurisdictions where you operate qualified motor vehicles.
8. Finally, ensure that all required signatures are completed in the signature section before submitting your application.

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