Versions of Massachusetts General Laws ch. 164 sec. 144 - Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting on LawServer 2023 Massachusetts General Laws ch. 164 sec. 144 – Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting 2022 Massachusetts General Laws ch. 164 sec. 144 – Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting 2020 Massachusetts General Laws ch. 164 sec. 144 – Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting 2019 Massachusetts General Laws ch. 164 sec. 144 – Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting 2017 Massachusetts General Laws ch. 164 sec. 144 – Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting 2016 Massachusetts General Laws ch. 164 sec. 144 – Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting 2015 Massachusetts General Laws ch. 164 sec. 144 – Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting 2014 Massachusetts General Laws ch. 164 sec. 144 – Uniform natural gas leaks classification system; grading of reported natural gas leaks; projects on public ways; school zones; gas company response and reporting