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