This bill proposes to amend existing statutes related to the integrated tax system modernization project in Arizona. The primary updates include extending the timeline for certain provisions from June 30, 2028, to June 30, 2030, as indicated by the ... and ... tags. Specifically, it modifies the assessment and collection of fees from counties, cities, towns, councils of governments, and regional transportation authorities, ensuring that these fees are determined by the director and are to be collected for the extended period. Additionally, the bill clarifies the distribution of fees and the transfer of funds to the department of revenue integrated tax system project fund, which is to be used solely for the project's administrative and operational costs. Furthermore, the bill introduces new guidelines for the assessment of fees in fiscal year 2026-2027, capping the total fees at $1,273,800 and specifying how these fees will be proportionally distributed among various entities based on their revenue distributions from previous fiscal years. It also sets limits on the transfers from collected revenues for the integrated tax system modernization project, ensuring that the amounts do not exceed specified thresholds for that fiscal year. Overall, these changes aim to enhance the funding and implementation of the integrated tax system modernization project while providing clearer guidelines for fee assessments and transfers.