2023 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2022 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2020 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2019 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2017 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2016 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2015 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2014 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2013 Massachusetts General Laws ch. 97 sec. 14 – Coordinate System NAD, 1927; continued use

2009 Massachusetts General Laws ch. 97 sec. 14 – Coordinate system, NAD 1927