All formal requirements for federations that want to become eduGAIN members and thus add Identity Providers and Service Provider to eduGAIN are described in the eduGAIN Constitution, Section 3 "eduGAIN Membership". In particular section 3.1 "Requirements for Participant Federations" lists the relevant points to consider.
The relevant extract is (please consult the eduGAIN Constitution for the current an up-to-date version):
Participant Federations MUST:
- Primarily serve the interests of the education and research sector.
- Provide a point of contact for their Members for dealing with technical issues.
- Provide processes for handling complaints and incidents involving their Members.
- Have a published Metadata registration practice statement.
- Follow the eduGAIN SAML 2.0 Metadata Profile if it decides to exchange the metadata of Entities via eduGAIN (“upstream metadata”).
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