First use
The initial commercial release of a musical composition on a sound recording. Before first use, a copyright owner can refuse to license the composition to anyone. After first use, compulsory mechanical license provisions typically apply, allowing others to record cover versions.
Articles about First use

Music Copyright vs Trademark: What's the Difference and Do You Need Both?
Confused about music copyright vs trademark and which one you actually need? This article cuts through the overlap and explains what each protects, how registration works, typical costs and timelines, and the real-world consequences for streaming, sync and merchandise.

Music Rights Clearance: A Step-by-Step Guide
Music Rights Clearance: The Complete Process for Legal Music Usage Music rights clearance is the operational process that untangles composition and master rights so you can legally use music in film, advertising, games, and digital products. This guide breaks the process into a repeatable workflow: who to contact, which licenses and permissions are required, the paperwork and metadata to assemble, negotiation levers, and realistic timelines and cost benchmarks.