Government and Industry Links to Help You Gather More Information

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If you have questions about tax forms and laws, please contact us.

If you don’t see what you need here, please try www.irs.gov or www.canada.ca/en/revenue-agency depending on the type of information you seek.

Forms and instructions to file a claim in the United States.

Previous Form Versions

Other Important Resources

• Audit Techniques Guide: Credit for Increasing Research Activities (i.e. Research Tax Credit)