While trademark rights flow primarily from federal law, the contract that carries them is governed by state law, and the governing-law clause matters. California courts, sitting within the Ninth Circuit that decided Barcamerica, apply the naked-licensing doctrine rigorously, so a license destined for California operations should document actual, ongoing quality control and not merely reserve the right on paper. California also maintains its own state trademark registration system under the California Business and Professions Code §14200 and following, which can supplement federal rights for marks used only within the state.
New York frequently serves as the chosen governing law for merchandising and entertainment licenses because of its developed body of commercial contract law. Parties licensing fashion, media, or consumer brands often select New York courts for predictability, and the state's approach to contract interpretation rewards precise drafting of royalty and audit provisions. Texas has become a common seat for franchise and multi-location brand licensing, and Texas courts enforce clear termination and reversion language strictly, so vague exit provisions tend to be read against the party that drafted them.
Delaware is the default choice when the licensor is a holding company, since so many brand-owning entities are Delaware corporations or LLCs. Intra-group licenses between a Delaware holding company and its operating affiliates still require genuine quality-control mechanics, because incorporation does not immunize a mark from abandonment. Florida rounds out the common set, particularly for hospitality and consumer brands, where licensors should confirm the mark is properly identified and that the agreement addresses use in advertising across the licensee's locations. Across all five, the federal quality-control requirement is constant; only the contract's interpretive backdrop changes.