Versions of Massachusetts General Laws ch. 30B sec. 22 - Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity on LawServer 2023 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity 2022 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity 2020 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity 2019 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity 2017 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity 2016 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity 2015 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity 2014 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity 2013 Massachusetts General Laws ch. 30B sec. 22 – Cooperative purchasing agreements between public procurement units or public procurement unit and external procurement activity