The bill establishes the Montana 250th Commission, which is tasked with coordinating statewide efforts to celebrate the United States Semiquincentennial, marking 250 years since the founding of the nation. It outlines the membership structure and specific duties of the Commission, ensuring that various stakeholders are involved in the planning and execution of the celebration activities.

Additionally, the bill includes provisions for an appropriation to support the Commission's efforts, ensuring that adequate funding is available for the planned events and initiatives. It also specifies an immediate effective date for the establishment of the Commission and sets a termination date for its operations, indicating a defined timeframe for the celebration activities.