2022-2027 Agreement between The Heavy Constructors Association of the Greater Kansas City Area and the Missouri and Kansas Laborers' District Council and Therein Affiliated Local Unions in the State of Missouri. Effective April 1, 2022.

Cass, Clay, Jackson, Platte and Ray counties in Missouri

2019-2024 Agreement between The Associated General Contractors of Missouri and the Missouri and Kansas Laborers' District Council and Therein Affiliated Local Unions in the State of Missouri.  Effective May 1, 2019.

Barry, Barton, Bates, Benton, Carroll, Cedar, Christian, Dade, Dallas, Douglas, Greene, Henry, Hickory, Jasper, Johnson, Laclede, Lafayette, Lawrence, McDonald, Newton, Ozark, Pettis, Polk, St. Clair, Saline, Stone, Taney, Vernon, Webster and Wright counties in Missouri

2021-2025 Agreement between The Builders' Association of Missouri and the Missouri and Kansas Laborers' District Council of the Laborers' International Union of North America. Effective April 1, 2021.

Barton, Bates, Benton, Cedar, Henry, Hickory, Johnson, Pettis, and Vernon counties in Missouri

2023-2028 Agreement between the Builders' Association and Missouri & Kansas Laborers' District Council Local Union No. 663 of the Laborers' International Union of North America.  Effective April 1, 2023.

Barry, Christian, Dade, Dallas, Douglas, Greene, Jasper, Laclede, Lawrence, McDonald, Newton, Ozark, Polk, St. Clair, Stone, Taney, Webster and Wright counties in Missouri