Prices Act No. 18/1996 Coll. on Prices, as amended Decree No. 87/1996 Coll. implementing the Act of the National Council of the Slovak Republic No. 18/1996 Coll. on Prices, as amended Decree No. 88/1996 Coll. on Prices of Special Technical Equipment, as amended Order No. 18/1996 Coll. on Prices, as amended