Form 1042 E File - Source income of foreign persons. Page last reviewed or updated: Form 1042 annual withholding tax return for u.s. Must be filed electronically when the. Information about form 1042, annual withholding tax return for u.s. New electronic filing requirements apply to form 1042 beginning for tax year 2023 (forms 1042 filed in 2024). Source income of foreign persons.” the form is used.
Source income of foreign persons. Must be filed electronically when the. Form 1042 annual withholding tax return for u.s. New electronic filing requirements apply to form 1042 beginning for tax year 2023 (forms 1042 filed in 2024). Source income of foreign persons.” the form is used. Page last reviewed or updated: Information about form 1042, annual withholding tax return for u.s.