2023 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2022 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2020 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2019 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2017 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2016 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2015 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2014 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2013 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey

2009 Massachusetts General Laws ch. 21B sec. 12 – Abandonment or closure of mine; final survey