Collective Bargaining Agreements This list contains PDF copies of each of the districts’ collective bargaining agreements. Bus Drivers 2022-2025 CCHS Building Services 2021-2024 CCHS Tutor Contract 2022-2025 CCTA Contract 2021-2024 CPS Building Services 2021-2024 CTA Contract 2021-2024 Maintenance 2021-2023 Administrative Assistants Unit 2023-2026