What is the tolerance threshold under the Ceuta & Melilla?

The general tolerance is 10% of the ex-works value of the finished product.

Ceuta & Melilla - HS 49

EU Autonomous Preferences for Ceuta and Melilla

1 rulesTolerance: 10%

4900-4999Printed books, newspapers, pictures and other products of the printing industry; manuscripts, typescripts and plans

Manufacture from materials of any heading, except that of the good.

OR - alternative rule

MaxNOM

Manufacture in which the value of all the materials used does not exceed 70% of the ex-works price of the good.

70% ex-works