(1) In the case of a contract referred to in subsection (a)
(A) if the Secretary concerned estimates that the initial award of the contract will be in an amount greater than or equal to the threshold amount determined under paragraph (2), the contract may not be set aside exclusively for award to small business concerns; and
(B) if the Secretary concerned estimates that the initial award of the contract will be in an amount less than the threshold amount determined under paragraph (2), the contract shall be awarded in accordance with the set aside provisions of the Small Business Act (
15 U.S.C.
631 et seq.).