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 Description PDF File Available As Web Page Publication 15 Publication 15, (Circular E), Employer's Tax Guide 3.30 MBPDF Web Page Publication 334 Tax Guide for Small Business (For Individuals Who Use Schedule C or C-EZ) 2.49 MBPDF Web Page Publication 463 Travel, Gift, and Car Expenses 1.85 MBPDF Web Page Publication 505 Tax Withholding and Estimated Tax 1.88 MBPDF Web Page Publication 531 Reporting Tip Income 2.04 MBPDF Web Page Publication 535 Business Expenses 1.68 MBPDF Web Page Publication 547 Casualties, Disasters, and Thefts (Business and Nonbusiness) 2.23 MBPDF Web Page Publication 560 Retirement Plans for Small Business (SEP, SIMPLE, and Qualified Plans) 2.24 MBPDF Web Page Publication 583 Starting a Business and Keeping Records 2.23 MBPDF Web Page Publication 587 Business Use of Your Home (Including Use by Day-Care Providers) 1.35 MBPDF Web Page Publication 598 Tax on Unrelated Business Income of Exempt Organizations 2.19 MBPDF Web Page Publication 946 How to Depreciate Property 2.13 MBPDF Web Page Publication 1635 Understanding Your EIN - Employer Identification Numbers. 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. 823 KBPDF No Publication 1779 Independent Contractor or Employee 282 KBPDF No