Records retention
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
Each Recipient shall retain all records relating to the project for three calendar years from the date of submission of the final expenditure report. All records related to the project, including records pertaining to contractors, shall be made available upon request to authorized officials of the U.S. Government.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.