What is the tolerance threshold under the EU-Tunisia?

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

EU-Tunisia - HS 89

EU-Tunisia Euro-Mediterranean Association Agreement

1 rulesTolerance: 10%1998

8900-8999Ships, boats and floating structures

Manufacture from materials of any heading, except that of the product. However, hulls of heading 8906 may not be used.

OR - alternative rule

MaxNOM

Manufacture in which the value of all the materials used does not exceed 40% of the ex-works price of the product.

40% ex-works