If you do not have all the information requested in this form, consider getting it (for your benefit), especially the critical ISRC numbers. ISRC numbers are used to track and deliver owed royalties when a song is used by internet and satellite radio stations. The numbers are also used to track digital sales in electronic stores such as iTunes.
You can find information on ISRC numbers and submission details at www.usisrc.org. Small batches of ISRC and UPC numbers are available for sale from ISRC managers like CD Baby and www.isrcmusiccodes.com.
If you do not intend to fill in certain information, please just leave the space(s) blank.