The rule in the list represents the minimum amount of working or processing required and the carrying out of more working or processing also confers originating status; conversely, the carrying out of less working or processing cannot confer originating status.
Is ionann an riail sa liosta agus an t-íosmhéid oibrithe nó próiseála is gá agus má dhéantar tuilleadh oibrithe nó próiseála tugtar stádas tionscnaimh freisin; os a choinne sin, ní thugtar stádas tionscnaimh má dhéantar níos lú oibrithe nó próiseála.