ID S1311

Establishes two distinct roles for licensed construction managers: construction manager representative (CMR) acting only as owner's representative, and construction manager/general contractor (CM/GC) acting as both manager and general contractor with a valid public works contractor license.

Prohibits a licensed construction manager representative and their firm from providing construction management services on projects where they also provide design services or other construction-related services, with an exception for licensed architects or registered professional engineers providing services normally within their scope.

Requires public entities to select construction managers through the selection process in section 67-2320, Idaho Code, and to competitively bid all construction work, materials, and equipment with awards to the lowest responsible bidders.

Mandates that construction manager representatives post payment and performance bonds in the amount of the total construction management contract, while construction manager/general contractors must post bonds in amounts required by section 54-1926, Idaho Code.

Permits construction manager/general contractors and their subsidiaries to bid on and self-perform construction work or supply materials for which they hold valid licenses and customarily self-perform or supply.