Details.
BART offers refunds for paper tickets with a remaining value greater than $1. There is no deadline for requesting a refund. Refunds can be requested by dropping off tickets at the Customer Services Center at Lake Merritt Station in a sealed envelope addressed to BART's Treasury Department, or by mailing the tickets to BART's Treasury Department. BART will process the refund and mail a check to the address provided. Refunds may take 3-4 weeks to process. BART does not offer cash refunds. Full unused paratransit ticket books are also refundable. Tickets purchased using pre-tax dollars or Commuter Checks are not refundable due to federal restrictions.