1. 02.06.2020. Regulations of the Cabinet of Ministers No. 334 Procedures for Classification, Investigation and Accounting of Railway Traffic Accidents
  2. 09.06.2020 Regulations of the Cabinet of Ministers No. 375 Railway safety regulations
  3. 09.06.2020 Regulations of the Cabinet of Ministers No.374 Railway interoperability rules
  4.  16.08.2016. Regulations of the Cabinet of Ministers No. 558 Licensing provisions for railway operators (latvian)