Such controls may be organised on a sample basis according to risk and shall take account of the results of prior controls as well as cost-effectiveness and performance considerations.
Féadfar na rialuithe sin a eagrú ar bhonn samplála de réir riosca agus cuirfear san áireamh na torthaí ar rialuithe a rinneadh cheana agus, chomh maith leis sin, breithnithe cost-éifeachtachta agus feidhmíochta.