(a) Contract modifications
An order issued under a task order contract or a delivery order contract (as such terms are defined in section 4101 of title 41) entered into by the Librarian of Congress may not increase the scope, period, or maximum value of the contract under which the order is issued. The scope, period, or maximum value of the contract may be increased only by modification of the contract.
(c) Protests
(1) Protest not authorizedA protest to an order described in subsection (a) filed pursuant to the procedures in subchapter V of chapter 35 of title 31 is not authorized unless such protest—
(2) Jurisdiction over protests
Notwithstanding section 3556 of title 31, the Comptroller General shall have exclusive jurisdiction of a protest authorized under paragraph (1)(B).