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0425 Inst CT-1X (PDF) · 2026-10-03 edition · updated 2026-10-04 · United States

CAUTION

You may not file a refund claim to correct Tier 1 Employee Additional Medicare Tax actually withheld from employees.

6 Instructions for Form CT-1 X (Rev. 4-2025)

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▸Contents — 0425 Inst CT-1X (PDF)

0425 Inst CT-1X (PDF)

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