ACA, 1099 & W-2 Filing Deadlines (Tax Year 2025)

Key IRS filing deadlines for Tax Year 2025 (filed in 2026).


Form W-2 & 1099-NEC

Action Deadline
Furnish recipient copies February 2, 2026
E-file with IRS (SSA for W-2) February 2, 2026

Other 1099 Forms (1099-MISC, 1099-INT, 1099-DIV, etc.)

Action Deadline
Furnish recipient copies February 2, 2026
E-file with IRS March 31, 2026

ACA Forms (1095-B & 1095-C)

Action Deadline
Furnish employee/individual copies March 2, 2026
E-file with IRS March 31, 2026

Extensions (Form 8809)

If you need more time, you can file Form 8809 for a 30-day automatic extension. Extensions apply to the IRS filing deadline only. The recipient copy deadline is generally not extended.

State Filing Deadlines

Several states have their own ACA filing requirements with separate deadlines:

Late Filing Penalties

Penalties increase the later you file. For TY2025, penalties range from $60 to $330 per form depending on how late. See 2026 IRS Penalties Guide for full details.


This article covers Tax Year 2025. Sources: TY2025 Filing Deadlines, 1099 Deadlines, ACA Deadlines, W-2 Deadlines (blog.boomtax.com).

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