Versions of North Dakota Code 57-61-01.1 - Severance tax exemption for coal used for space heating purposes and by the state and political subdivisions on LawServer 2023 North Dakota Code 57-61-01.1 – Severance tax exemption for coal used for space heating purposes and by the state and political subdivisions 2022 North Dakota Code 57-61-01.1 – Severance tax exemption for coal used for space heating purposes and by the state and political subdivisions 2021 North Dakota Code 57-61-01.1 – Severance tax exemption for coal used for space heating purposes and by the state and political subdivisions 2019 North Dakota Code 57-61-01.1 – Severance tax exemption for coal used for space heating purposes and by the state and political subdivisions 2016 North Dakota Code 57-61-01.1 – Severance tax exemption for coal used for space heating purposes and by the state and political subdivisions 2014 North Dakota Code 57-61-01.1 – Severance tax exemption for coal used for space heating purposes and by the state and political subdivisions 2009 North Dakota Code 57-61-01.1 – Severance tax exemption for coal used for space heating purposes and by the state and political subdivisions