Versions of North Dakota Code 53-09-04 - Duties of ski area operators with respect to aerial passenger tramways on LawServer 2023 North Dakota Code 53-09-04 – Duties of ski area operators with respect to aerial passenger tramways 2022 North Dakota Code 53-09-04 – Duties of ski area operators with respect to aerial passenger tramways 2021 North Dakota Code 53-09-04 – Duties of ski area operators with respect to aerial passenger tramways 2019 North Dakota Code 53-09-04 – Duties of ski area operators with respect to aerial passenger tramways 2016 North Dakota Code 53-09-04 – Duties of ski area operators with respect to aerial passenger tramways 2014 North Dakota Code 53-09-04 – Duties of ski area operators with respect to aerial passenger tramways 2009 North Dakota Code 53-09-04 – Duties of ski area operators with respect to aerial passenger tramways