A comprehensive list of helpful publications for small businesses. Most are available to browse online. All may be downloaded in Adobe PDF format and printed. Publication 15, (Circular E), Employer's Tax Guide Publication 15 print version PDF Publication 334, Tax Guide for Small Business (For Individuals Who Use Schedule C or C-EZ) Publication 334 print version PDF Publication 463, Travel, Gift, and Car Expenses Publication 463 print version PDF Publication 505, Tax Withholding and Estimated Tax Publication 505 print version PDF Publication 531, Reporting Tip Income Publication 531 print version PDF Publication 535, Business Expenses Publication 535 print version PDF Publication 547, Casualties, Disasters, and Thefts (Business and Nonbusiness) Publication 547 print version PDF Publication 560, Retirement Plans for Small Business (SEP, SIMPLE, and Qualified Plans) Publication 560 print version PDF Publication 583, Starting a Business and Keeping Records Publication 583 print version PDF Publication 587, Business Use of Your Home (Including Use by Day-Care Providers) Publication 587 print version PDF Publication 598, Tax on Unrelated Business Income of Exempt Organizations Publication 598 print version PDF Publication 946, How to Depreciate Property Publication 946 print version PDF Publication 1635, Understanding Your EIN - Employer Identification Numbers PDF This publication is designed to educate the public about the Employer Identification Number (EIN). It explains what an EIN is, how to know if you need one for your business and provides application criteria. Publication 1779, Independent Contractor or Employee PDF