states), due to employees by January 31. A summary is filed on Form W-3. Form 1042-S for payments to foreign persons, due to payees by March 15. A summary is filed on Form 1042. Form 8805 for partnership payments, due at the same time as the partnership return. A summary is filed on Form 8804. Form 1099 series for backup withholding Federal filings must be done electronically if more than 250 forms are required. States generally do not require separate filings other than for partnerships, instead relying on information provided by the IRS. Penalties Failing to pay Federal taxes withheld can result in a penalty of 100% of the amount not paid. This may be assessed against anyone responsible for the funds from which payment of withheld tax could have been made. Paying withheld Federal taxes late may result in penalties up to 10%, plus interest, on the balance paid late. State penalties vary. Failure to timely file withholding tax forms may result in penalties up to $50 per form not filed. Intentional failures may result in criminal penalties. See also Income tax in the United States IRS penalties Medicare (United States) Social Security (United States) United States v. Gotcher Notes References Taxation in the United States United States