After the approval and adoption of standard specifications in the manner provided in § 12-3-802, changes in, alterations to, modifications of, or additions to such standard specifications may be made in accordance with rules or policy of the central procurement office as approved by the procurement commission.
Changes and additions to standard specifications
Tenn. Code Ann. § 12-3-803, under Procurement Specifications and Scopes of Work.
Tenn. Code Ann. § 12-3-803