Publications Publication 15, Circular E, Employer's Tax Guide Publication 15-A, Employer's Supplemental Tax Guide PDF Publication 225, Farmer's Tax Guide Publication 334, Tax Guide for Small Business (For Individuals Who Use Schedule C) Publication 463, Travel, Gift, and Car Expenses Publication 505, Tax Withholding and Estimated Tax Publication 535, Business Expenses Publication 541, Partnerships Publication 587, Business Use of Your Home (Including Use by Daycare Providers) Publication 4591, Small Business Federal Tax Responsibilities PDF Publication 5369, Gig Economy and Your Taxes: Things to Know PDF Forms and instructions Form 1040, U.S. Individual Income Tax Return PDF Instructions for Form 1040 Form 1040-SR, U.S. Tax Return for Seniors PDF Schedule C (Form 1040 or 1040-SR), Profit or Loss from Business PDF Instructions for Schedule C (Form 1040 or 1040-SR), Profit or Loss from Business PDF Schedule F (Form 1040), Profit or Loss from Farming PDF Instructions for Schedule F (Form 1040 or 1040-SR), Profit or Loss from Farming PDF Schedule SE (Form 1040 or 1040-SR), Self-Employment Tax PDF Instructions for Schedule SE (Form 1040 or 1040-SR), Self-Employment Tax PDF Schedule K-1 (Form 1065), Partner's Share of Income, Credits, Deductions, etc. PDF Instructions for Schedule K-1 (Form 1065), Partner's Share of Income PDF
