What is the tolerance threshold under the EU-Mexico?

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

EU-Mexico - HS 47

EU-Mexico Global Agreement (FTA part)

1 RegelnToleranz: 10%2000

4700-4799Pulp of wood or of other fibrous cellulosic material; recovered (waste and scrap) paper or paperboard

Manufacture in which all the materials used are classified within a heading other than that of the product.