May 4, 1970   |   Valid   |   By law   |   Pamphlet DS353 S 745 1970   |   3ACKU000940790   |  
May 30, 2004   |   Void   |   Law   |   Pamphlet KNF2506 E 54 2004   |   3ACKU000907716   |  
May 28, 1978   |   Void   |   Decrees   |   Pamphlet DS357.5 D 46 1978   |   3ACKU000934777   |  
May 22, 2012   |   Valid   |   Regulation   |   Pamphlet KNF2720 R 448 2012   |   3ACKU000910439   |