PNC Bank says that this is the cause of new security procedures which have the effect of limiting Plaid's ability to verify customer Routing and Account numbers.<p>While I'm not a customer of PNC I think this is actually a good position for PNC to take - there is a ton of ambiguity in the data that Plaid collects on customers who may only think they're verifying their account for an ACH transaction.<p>Plaid's business in not necessarily deceptive but it is far from clear to the end user about the extent of their data collection.