08/15/2026
Essential Documents to Keep on File if you are paying someone with a 1099 NEC at the end of the year
Form W-9: Signed by the contractor before work begins to verify their correct Name, Address, and Taxpayer Identification Number (TIN).
Independent Contractor Agreement:
A signed contract detailing the scope of work, project dates, and explicit independent status.
Certificate of Insurance (COI): Proof of active General Liability and Workers' Compensation coverage (or a state-approved exemption certificate) valid during the exact dates they worked on your projects.
Detailed Invoices: Itemized bills showing a clear breakdown of labor costs versus material expenses.
Proof of Payment: Canceled checks, bank statements, or electronic ACH/wire transfer records matching the exact invoice amounts.Form 1099-NEC:
Copies of filed information returns showing you reported payments of $600 or more for the calendar year.