PayPal Transaction Fees for Nonprofits
PayPal offers reduced merchant fees for nonprofits. Charities must be a registered 501 (c)(3). To qualify for the lower merchant fees be sure to have your account verified as a nonprofit.
Transaction fees for qualified non-profits are 2.2% + $0.30 per transaction.
Additional Information: https://www.paypal.com/webapps/mpp/merchant-fees