What AP Teams Need to Know About the FIRE-to-IRIS Transition

March 5, 2026

If your team currently uses the IRS FIRE (Filing Information Returns Electronically) system to submit 1099s, there's a deadline you need to have on your radar: the IRS plans to shut down FIRE at the end of 2026. Its replacement is IRIS and the transition is not as simple as flipping a switch. What's Changing The forms you're filing right now in FIRE will likely be the last ones the system can process. Starting with the 2026 tax year (forms filed in early 2027), IRIS will be the IRS's primary…

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