Regulation (EEC) No 1192/69 of the Council of 26 June 1969 on common rules for the normalisation of the accounts of railway undertakings
Modified by
Council Regulation (EEC) No 3572/90 of 4 December 1990 amending, as a result of German unification, certain Directives, Decisions and Regulations relating to transport by road, rail and inland waterway
December 17, 1990 article 3.1 Amendment