What is the Prepublication Data Service? The Prepublication Data Service (PDS) is a free service offered by the National Library of Australia. This service is for Australian music publishers and self-publishing composers who want the details of their upcoming publications made available to over 1,000 Australian libraries, library suppliers, and other members of the book industry for acquisition purposes. Information about your upcoming publication will be made available around Australia via Libraries Australia and Trove, creating greater exposure for your works and increasing the potential for sales. What types of notated music publications are eligible for the PDS? Most publications of notated music, whether available for sale, hire, or gratis, are eligible for the PDS. These include: