Copyright law
U.S. Copyright Office – http://www.copyright.gov/
Church music publishers and licensing agencies
Church Music Publishers Association (CMPA) – http://www.cmpamusic.org/
Hope Publishing Company – http://www.hopepublishing.com/
Church Copyright Licensing International (CCLI) – http://www.ccli.com/
OneLicense – http://www.onelicense.net/
Music Services – http://www.musicservices.org/
Book publishers and licensing agencies
Mennonite Publishing Network/Herald Press – http://www.faithandliferesources.org/permissions.html
Augsburg Fortress – http://www.augsburgfortress.org/copyrights/
Copyright Clearance Center – http://www.copyright.com/
Video licenses
Church Video License (CVLI) – http://www.cvli.com/
ScreenVue – http://www.screenvue.com/