2023 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2022 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2020 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2019 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2018 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2016 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2015 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2014 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2013 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services

2009 Washington Code 28A.335.170 – Contracts to lease building space and portable buildings, rent or have maintained security systems, computers, and other equipment, and provide pupil transportation services