Copyright links
www.bmr.org
British Music Rights.
www.mcps.co.uk Mechanical Copyright Protection Society (UK). Collects royalties for the mechanical sale of CDs (etc) on behalf of record companies & publishers.
www.prs.co.uk
Performing Rights Society. Collects broadcast and public performance of recorded performance royalties on behalf of composers.
www.ascap.com
American Society Of Composers & Publishers.
musiciansunion.org.uk
Musicians Union.
www.songprotector.com
Online composition registration service.
Industry links
www.bpi.co.uk
British Phonographic Institute. Organisation for British record companies.
www.ppluk.com PPL (Public Performance Limited).
Collects broadcast and public performance of recorded performance royalties on behalf of record labels.
Administer ISRC codes in the UK for labels.
www.mcps.co.uk
Mechanical Copyright Protection Society (UK). Collects royalties for the mechanical sale of CDs (etc) on behalf of record companies & publishers.
www.prs.co.uk
Performing Rights Society. Collects broadcast and public performance of recorded performance royalties on behalf of composers.
www.pamra.org.uk Collects broadcast and public performance of recorded performance royalties on behalf of musicians (not artists).
musiciansunion.org.uk Musicians Union (UK)
www.aprs.co.uk
Association of Professional Recording Services (UK). Represents studios.
www.aes.org (US) AES (Audio Engineering Society). Represent engineers.
www.aes.org (UK) AES (Audio Engineering Society). Represent engineers.
www.musicindie.org AIM (Association of Independent Music). Represent the interests of indies.
www.bardltd.org
British Association of Record Dealers (UK).
www.ifpi.org
International Federation of the Phonographic Industry (UK).
www.imf-uk.org International Managers Forum (UK).
www.ascap.com
American Society Of Composers & Publishers-US.
www.riaa.com
Recording Industry Association of America-US.
The structure of the music industry Useful pdf.
Embedding copyright info How to embed copyright into your work 
("c" and "p" on the keyboard)