HB2289 is a bill that proposes an appropriation of $18,000,000 from the state General Fund to the Arizona Department of Transportation (ADOT) for the fiscal year 2024. The funds are designated for Pinal County to cover the engineering and design costs associated with the extension of State Route 24 (SR 24). The bill outlines the responsibilities of ADOT in the design, construction, maintenance, and operation of state highways and transportation systems, as well as their ability to cooperate with various entities and exchange federal monies with local governments.

The bill is concise in its purpose, with the main provision being the allocation of funds for the specific project of extending SR 24. The bill is set to become effective on the general effective date, following standard legislative procedure.