In February 2005, the CTB approved a 50 cent increase in the Dulles Toll Road toll rates, effective May 22, 2005, and "reaffirmthat no less than 85% of existing surplus Dulles Toll Road net revenues shall be dedicated for mass transit and rail in the [Dulles Corrdor" and provided "that all additional toll revenue generated from the May 22, 2005 toll adjustment shall be dedicated to the Project." Between July 1, 2003, and November 1, 2008, when the toll road was transferred to MWAA, over $138 million in net surplus toll revenue (together with accumulated interest) was provided to MWAA for the Silver Line project.