Basics Publishing agreements touch on the ownership and administration of the rights associated with the copyright of a musical composition. They are agreements between the author(s) of a work and a music publisher. Under publishing agreements, music publishers are responsible for finding users for a song, issuing licenses for its use and giving a portion of the money collected to the songwriter. In exchange, authors will sign over a portion of the revenue generated by the song to the publisher. Authors also often will sign over a portion of their copyright in the song to the publisher (a publishing agreement). The.