Iowa tax credits and incentives
Review the program rules and claim timing below, then confirm the requirements with the administering agency.
This directory is not tax advice. Confirm eligibility, tax-year rules, deadlines and filing requirements with a tax professional.
Amounts are subject to the conditions in each listing. A source review does not mean applications are open or that a business qualifies.
1 program
-
Iowa research and development tax credit
Tax credit
Up to 3.5% of eligible expenses; refundable, nontransferable and prorated against the $40 million program allocation. [Iowa 2026 research-credit program guidance]
2026 certification window ended; separate annual credit window [Iowa 2026 research-credit program guidance]
Eligibility, claim steps and deadlines for Iowa research and development tax credit
- Who qualifies
- Businesses certified by IEDA as a qualified industry and incurring eligible Iowa research expenses. [Iowa 2026 research-credit program guidance]
- What it’s worth
- Up to 3.5% of eligible expenses; refundable, nontransferable and prorated against the $40 million program allocation. [Iowa 2026 research-credit program guidance]
- How to claim
- First apply for qualified-business certification, then submit the annual tax-credit application through IEDA. The guidance describes agency applications rather than a numbered tax form. [Iowa 2026 research-credit program guidance]
- Deadlines and application windows
- Certification applications: February 2–September 30. Annual credit applications: September 1–January 31; annual reports due January 31. Confirm the expense year for your application. [Iowa 2026 research-credit program guidance]
Sources reviewed
Full details and sources for Iowa research and development tax credit