Versions of Massachusetts General Laws ch. 164 sec. 148 - Engineering plans or specifications for work or services posing material risk to public safety to bear stamp of certified professional engineer on LawServer 2023 Massachusetts General Laws ch. 164 sec. 148 – Engineering plans or specifications for work or services posing material risk to public safety to bear stamp of certified professional engineer 2022 Massachusetts General Laws ch. 164 sec. 148 – Engineering plans or specifications for work or services posing material risk to public safety to bear stamp of certified professional engineer 2020 Massachusetts General Laws ch. 164 sec. 148 – Engineering plans or specifications for work or services posing material risk to public safety to bear stamp of certified professional engineer 2019 Massachusetts General Laws ch. 164 sec. 148 – Engineering plans or specifications for work or services posing material risk to public safety to bear stamp of certified professional engineer