Annual membership fees are as follows (in euros):

Category Small Medium Large
NREN/Federation Member €12,500 €25,000 €50,000
Academic/Non-Profit Member €2,500 €5,000 €7,500
Commercial Member €5,000 €10,000 €20,000

Any organisation may become a Principal Member by paying an additional €20,000 on top of their Category fee. All Principal Members are automatically entitled to a seat on the Board.

NREN/Federations pay fees based on the total number of Identity Providers (IdPs) and Service Providers (SPs) in their constituencies: Small = up to 250; Medium = 251 to 750; Large = 751 and above.

Academic/Non-Profit organisations pay fees based on their total number of users: Small = up to 10,000 users; Medium = 10,000 to 50,000 users; Large = more than 50,000 users.

Commercial organisations pay fees based on their revenue: Small = up to €10M; Medium = €10 to 100M; Large = more than €100M.

Organisations may also make a donation if they do not wish to join the consortium but would like to be recognised as a Shibboleth supporter. Membership and donation forms can be found at the Support the Consortium page.