The distinction a federal court actually drew
In Zion Williamson v. Prime Sports Marketing (4th Cir., May 6, 2024), the court applied North Carolina's athlete-agent act and voided an unregistered marketing agent's contract, writing: 'A player agent helps an athlete negotiate his playing contract. A marketing agent (like Prime) helps an athlete develop his brand through endorsements and other marketing opportunities.' The marketing agent lost — because North Carolina's act reached her conduct and she had not registered. That is the whole game: the label on your business card is irrelevant; the state's definition decides.
Where the line sits, state by state
- Broad states — marketing work triggers agent registration. California names 'endorsement contract' inside its athlete-agent definition. Florida reaches anyone who, for gain, procures 'promotional fees or benefits... with any promoter who markets... the student athlete's athletic ability or athletic reputation.' Louisiana's 2026 rewrite covers anyone who 'represents or advises an athlete in connection with... name, image, and likeness matters.' In these states an unregistered 'marketing partner' serving student athletes is committing a crime.
- Narrow states — marketing-only work sits outside the trigger. Ohio's and Texas's definitions stop at employment and financial-services representation. A pure NIL-marketing rep arguably needs no agent registration there at all.
- The uniform-act middle: the Revised UAAA (roughly the model in 40 states) reaches anyone who, for compensation, 'serves the athlete in an advisory capacity on a matter related to finances, business pursuits, or career management decisions' — broad enough to catch many 'marketing partners' who also advise.
No court has resolved this against a pure NIL-era marketing consultant. We searched court databases directly and found zero cases (as of July 2026). The Williamson case is pre-NIL conduct. Anyone who tells you the question is settled is guessing — check your state's definition, or better, register.
What each can and cannot do
- Negotiate a professional playing contract: requires players-union certification (NFLPA/NBPA/MLBPA/NHLPA) — no state registration or marketing credential substitutes.
- Negotiate an endorsement/NIL deal for a student athlete: lawful for an unregistered rep only in narrow-definition states; requires agent registration in broad states.
- Fees: union caps are real but apply to playing contracts — NFLPA 3% max (1.5% standard), NBPA 4% max. NIL/marketing fees are essentially unregulated and undocumented; blog-sourced figures run 5% to 25% with no authority behind any of them. Against union-capped 2-4%, a 20%+ NIL ask deserves hard questions.
- Union wrinkle: the NBPA folds marketing negotiation into a certified agent's regulated conduct — with mandatory fee disclosure — and the NFLPA bars inflating marketing fees to dodge its playing-contract cap.
Red flags for families, from real cases
- Check registration before money moves. UNLV QB Matthew Sluka's representative had no Nevada registration on file — a fact that only surfaced after a verbal $100,000 deal collapsed. Reporters confirmed it by calling the state regulator; you can too.
- Your coach cannot be your negotiator. A Florida high school coach took $7,000 from his own player to act as an unlicensed NIL negotiator. The district issued a reprimand; the FHSAA then suspended him from coaching for a year, fined him $5,000, fined the school, and put its program on probation through 2027. Notably, the state's licensing board took no action — school and association discipline did all the work.
- The 14-day escape hatch: in uniform-act states, an agency contract can be cancelled within 14 days of signing — a right that cannot be waived, and that a parent can exercise for a minor.