The State Preservation Board adopts by reference the Texas Building and Procurement Commission (TBPC) rules found at 1 TAC, Title 1 administration, Part 5, Texas Building and Procurement Commission, Chapter 111 Executive Administration Division, Subchapter B Historically Underutilized Business Program, §§111.11 - 111.28, relating to Historically Underutilized Business Program with the following addition: For the purpose of Subchapter B, §111.31, "Commission" refers to Texas Building and Procurement Commission.