Scammers are contacting taxpayers while pretending to be from the Michigan Department of Treasury, using out‑of‑state phone numbers. They may request payments or attempt to trick you into providing your bank account information. Always verify the source before sharing any personal or financial details.
Calculate Credit
Calculate Credit
Determine Calculation
Unadjusted Credit
To claim the Research and Development (R&D) Tax Credit, eligible businesses must first calculate the unadjusted credit when submitting an R&D Credit Application.
Woman using a calculator while reading a receipt.
Adjusted Credit
If the annual Proration Notice includes a proration percentage, eligible businesses will use this percentage to adjust the R&D Tax Credit amount they can claim.
A hand holding a pen using a calculator.