No origin rules needed for industrial products in free circulation. ATR certificate proves free circulation status.
type:customs_union
Ursprungsnachweise
atr
A.TR movement certificate. Proves goods are in free circulation in the customs union. NOT an origin proof strictly speaking - proves customs union status.
covers:All industrial products EXCEPT ECSC products and agricultural products listed in Annex I of Amsterdam Treaty
Customs Union covers industrial products only. Agricultural products and ECSC products are under a separate FTA with origin protocol. Turkey has separate FTAs with many EU partners that allow diagonal cumulation.