990 series forms are due May 15, 2026. Complete your filing with Tax990.

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990 series forms are due May 15, 2026. Complete your filing with Tax990. E-File Now

Form 1042 Mailing Address

Charles Hardy | Last Updated: November 28, 2025

IRS mandates e-filing for 1042 and 1042-S forms for most filers.

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