Texas Government Code - GOV'T § 2156.003. Solicitation of Bids Through Bidders List;  Bid Invitations

(a) The comptroller shall electronically maintain a bidders list.  If the comptroller determines that it is in the state's best interest, the comptroller may also maintain the list on paper.  The comptroller may add or delete names from the list according to applicable standards provided by Section 2156.007.

(b) An invitation to bid on an item to be purchased may be sent electronically to a vendor on the bidders list who has expressed a desire to bid on that type of item.

(c) The comptroller may use the bidders list in making a purchase by any purchase method.