OASPA member organisations pay the following fees. All fees are in Euros (EUR) and based on a calendar year.
Fees 2026
- Professional Publishers (Small) – €430
- Professional Publishers (Medium) – €1,720
- Professional Publishers (Large) – €5,677
- Professional Publishers (Very Large) – €10,749
- OA Scholar Publishers – €100
- Infrastructure & Services (Commercial) – €860
- Infrastructure & Services (Non-Commercial) – €431
Size of Professional Publishing Organisations is determined by total annual publishing revenue (Small = below €500,000; Medium = between €500,000 and €5,000,000; Large = between €5,000,000 and €100,000,000; Very Large = above €100,000,000). More information about all membership categories can be found here.
New members joining OASPA after August 31st are charged half the yearly membership dues for that calendar year.