| Ordinance | Effective Date |
| South Thomaston Land Use Ordinance | March 27, 2018 |
| Floodplain Management Ordinance | March 27, 2018 |
| Road Naming Ordinance | March 21, 1996 |
| Georges River Clam Management Agreement | 2002 |
| Fire Department Ordinance | March 27, 2007 |
| Subdivision Regulations | March 25, 2008 |
| Road Acceptance Ordinance | March 25, 2008 |
| Cemetery Ordinance | March 29, 2011 |
| Georges River Shellfish Management Ordinance | March 29, 2011 |
| Shoreland Zoning Ordinance | March 27, 2018 |
| Town Landing Ordinance | March 31, 2015 |
| marijuana ordinance2018 | March 27, 2018 |
| Emergency Management Ordinance | March 28, 2017 |
| Fireworks | March 28, 2017 |
South Thomaston Comprehensive Plan……………………………………………………………..Adopted March 30, 2010