Sometimes, and the form depends on how the money flows. Trainers get tripped up here because two different forms cover two different payment paths, and plenty of taxable income arrives with no form at all.
The $600 1099-NEC rule for coaching platforms
When a business pays you $600 or more in a year directly for your services, it issues Form 1099-NEC. For trainers, that pattern fits a gym paying you as a contractor, a corporate wellness company hiring you for classes, or a coaching company that engages you to deliver its programs and pays you itself. If you filled out a W-9 for them, expect a 1099-NEC in late January showing what they paid you.
That form reports your gross pay from that payer. It does not account for your expenses, so it is not your tax bill; it is the starting number that goes into Schedule C along with everything else you earned.
Why Trainerize and Stripe payouts show up on a 1099-K instead
Most coaching apps do not pay you for services. They pass your clients' payments through to you, usually via a processor like Stripe. Payment processors and third-party platforms report on Form 1099-K, which covers payments processed on your behalf. The federal 1099-K threshold has moved in recent years and further changes have been announced, so do not assume last year's cutoff applies; check current IRS guidance, and note that some states require 1099-Ks at lower amounts.
Two practical wrinkles. First, a 1099-K reports gross processed volume, before the platform's cut and processing fees, so your bank deposits will be smaller than the form. Deduct those fees on Schedule C rather than reporting a lower income number. Second, if you get paid through multiple channels, apps, Stripe on your own site, a gym contract, you may receive several forms that overlap with your own records, so reconcile against your books instead of just adding forms together.
No form arrived, the income is still taxable
The threshold governs the paperwork, not the tax. A trainer who earned $500 from one gym and a few thousand in Venmo payments from clients may receive no forms at all and still owes tax on every dollar. Self-employment tax starts at just $400 of net earnings for the year, and the IRS position is simple: all income is reportable unless specifically excluded.
The reliable system is to track your own numbers: every payout from every app, every direct client payment, every gym check, recorded as it lands. Then January forms become a cross-check rather than a revelation. When a 1099 does arrive, match it to your records, and if a payer reports a wrong amount, request a correction before filing, because the IRS computers match forms to returns and mismatches generate letters.