Versions of Massachusetts General Laws ch. 9 sec. 20A - Central register of contracting opportunities offered by governmental agencies on LawServer 2023 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2022 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2020 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2019 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2017 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2016 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2015 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2014 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2013 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies 2009 Massachusetts General Laws ch. 9 sec. 20A – Central register of contracting opportunities offered by governmental agencies