Here is the list of PMA related documents:

eduPKI PMA Charter (Version 1.0.2 – 05.02.2016)

eduPKI PMA CA Accreditation Process (Version 1.1.2 – 05.02.2016)

eduPKI PMA GÉANT Services Registration Process (Version 1.0.2 – 05.02.2016)

For more info see eduPKI PMA -> PMA Governing Documents.