This publication contains general information about the federal tax laws that apply to small business owners who are sole proprietors and to statutory employees. Current Revision Publication 334 (PDF PDF | HTML | eBook) Recent Developments Taxpayer Relief for Certain Tax-Related Deadlines Due To Coronavirus Pandemic -- 14-APR-2020 Changes to the 2018 Publication 334 due to the Taxpayer Certainty and Disaster Tax Relief Act of 2019 -- 09-MAR-2020 Other Items You May Find Useful All Revisions for Publication 334 Sharing Economy Tax Center Other Current Products Related Items About Publication 334, Tax Guide for Small Business (For Individuals Who Use Schedule C) Publication 334 Chapter 1 Related Items About Publication 334 Chapter 2 Related Items About Publication 334 Chapter 3 Related Items Publication 334 Chapter 4 Related Items About Publication 334 Chapter 5 Related Items About Publication 334 Chapter 6 Related Items Publication 334 Chapter 8 Related Items Publication 334 Chapter 9 Related Items Publication 334 Chapter 10 Related Items About Publication 334 Chapter 11 Related Items About Publication 334 Chapter 12 Related Items