What counts
Payments to freelancers, virtual assistants, project-based developers, contract designers, subcontracted trade workers, and any other non-employee service provider. The deduction is on Schedule C line 11 ("Contract labor"), separate from line 26 ("Wages") for W-2 employees.
1099-NEC requirement
Issue Form 1099-NEC by January 31 of the following year to any unincorporated contractor paid $600 or more in cash, check, or ACH during the calendar year. Failure to issue required 1099s can lead to disallowance of the deduction during audit, plus penalties.
Worker classification
Make sure the worker is genuinely an independent contractor under the IRS common-law test. Misclassifying an employee as a contractor exposes you to back payroll taxes, FUTA, and possibly state unemployment and workers' comp obligations.
W-9 collection
Collect Form W-9 from every contractor before issuing the first payment. Without a W-9 you must withhold 24% backup withholding under Section 3406 and remit it on Form 945. A W-9 collected at onboarding takes minutes; backup withholding mid-year is administratively painful.
Payments via processors
Payments made through a credit/debit card or third-party network (PayPal, Venmo for business) are reported by the processor on Form 1099-K — you do NOT issue a 1099-NEC for those payments. Track which payment channel you used to avoid double-reporting.
Worked example with numbers
Consider a sole prop with $100,000 in gross receipts and $30,000 in legitimate Schedule C deductions, including this category. Each additional $1,000 of qualifying expense reduces Schedule C net profit by $1,000, which reduces self-employment tax by approximately $1,000 × 92.35% × 15.3% ≈ $141, and reduces income tax by $1,000 × marginal rate. At a 22% federal marginal rate, the combined federal tax savings on each additional $1,000 of legitimate deduction is roughly $361, and state savings sit on top of that. The math is why disciplined categorization throughout the year pays for itself.
Common mistakes that disallow the deduction
The recurring ways this deduction gets disallowed in examination cluster in four categories: (1) personal-use expenses bundled with business (the deduction is disallowed entirely or apportioned downward); (2) inadequate substantiation (no receipt, no invoice, no business-purpose note); (3) the wrong line on Schedule C (not fatal, but it weakens audit defense); and (4) double-counting with another line (for example, deducting an expense on Schedule C and also on Form 8829, or as a personal itemized deduction on Schedule A). The fix in every case is contemporaneous bookkeeping and a clean chart of accounts.