Direktiva Sveta 66/162/EGS z 28. februarja 1966 o doseganju svobode ustanavljanja in svobode opravljanja storitev v dejavnostih samozaposlenih oseb, ki se ukvarjajo z zagotavljanjem električne energije, plina, vode in s sanitarnimi storitvami (oddelek 5 ISIC) (UL št. 42, 8. 3. 1966, str. 584/66), spremenjena z:
Council Directive 66/162/EEC of 28 February 1966 concerning the attainment of freedom of establishment and freedom to provide services in respect of activities of self-employed persons engaging in the provision of electricity, gas, water and sanitary services (ISIC Division 5) (OJ No 42, 8.3.1966, p. 584/66), as amended by: