Registered Charity donations are made to PayPal Giving Fund,minus transaction fees, and granted within15-45 days, subject to itsterms. On the rare occasionsthat there is a problem funding your chosen charity, PayPal Giving Fund will do their best to ask you to recommend another one. If you don't respond, they will reassign the funds to a similar charity. These sorts of donations are typically tax-deductible in the US.
