What Errors on Form 941 can be corrected using Form 941-X?

Use Form 941-X to correct errors on your previously filed 941. Use Form 941-X to correct:

• Wages, tips, and other compensation;
• Income tax withheld from wages, tips, and other compensation;
• Taxable social security wages;
• Taxable social security tips;
• Taxable Medicare wages and tips;
• Taxable wages and tips are subject to Additional Medicare Tax withholding;
• Deferred amount of the employer share of social security tax;
• Deferred amount of the employee share of social security tax;
• Qualified small business payroll tax credit for increasing research activities;
• Amounts reported on Form 941 for the credit for qualified sick and family leave wages for leave taken after March 31, 2020, and before April 1, 2021, including adjustments to Form 941, lines 5a(i), 5a(ii), 11b, 13c, 19, and 20;
• Amounts reported on Form 941 for the credit for qualified sick and family leave wages for leave taken after March 31, 2021, and before October 1, 2021, including adjustments to Form 941, lines 11d, 13e, 23, 24, 25, 26, 27, and 28;
• Amounts reported on Form 941 for the employee retention credit, including adjustments to Form 941, lines 11c, 13d, 21, and 22 (for the second quarter of 2020, also Form 941, lines 24 and 25); and
• Amounts reported on Form 941 for the COBRA premium assistance credit for periods of coverage beginning on or after April 1, 2021, through periods of coverage beginning on or before September 30, 2021, including adjustments to Form 941, lines 11e, 11f, and 13f.