SUPPORTING DOCUMENTATION

IRS Supporting Documentation Requirements


Publication 583 Starting a Business & Keeping Records


SMALL BUSINESS SUPPORTING DOCUMENTATION
Whether electronic or paper, the IRS requires supporting documentation for ALL income, deductions, and credits related to your business.

Supporting documentation should be detailed in a way that transactions can be verified. and followed in the event of an audit. Supporting documentation should include the names, dates, and descriptions for your transactions and may require multiple pieces of documentation to show proof.