Taxes 2026 NYS Tax Forms IRS Home Page IRS Form 1040 – U.S. Individual Income Tax Return IRS Form 1040-SR – U.S. Tax Return for Seniors IRS Form 1040-NR – U.S. Nonresident Alien Income Tax Return IRS Form 1040X – Amended U.S. Individual Income Tax Return IRS Schedule A – Itemized Deductions IRS Schedule C – Profit or Loss from Business IRS Schedule D – Capital Gains and Losses