Member States and managing authorities shall, in all phases of implementation, ensure the full mainstreaming of sustainable development into the ESI Funds, respecting the principle of sustainable development as laid down in Article 3(3) TEU, as well as complying with the obligation to integrate environmental protection requirements pursuant to Article 11 TFEU and the polluter pays principle as set out in Article 191(2) TFEU.
Déanfaidh na Ballstáit agus na húdaráis bhainistíochta, i ngach céim de chur chun feidhme, a áirithiú go ndéanfar an fhorbairt inbhuanaithe a ionchorprú ina hiomláine in Cistí SIE, ag urramú phrionsabal na forbartha inbhuanaithe mar a leagtar síos in Airteagal 3(3) CAE, chomh maith leis an oibleagáid i dtaobh ceanglas maidir le cosaint chomhshaoil a chomhtháthú a chomhlíonadh de bhun Airteagal 11 CFAE agus an phrionsabail 'íoc mar a thruaillítear' mar atá leagtha amach in Airteagal 191(2) CFAE.