Annual income to be limited

The amount of the annual income which may be made applicable for the maintenance of a testator’s dependents by an order or orders to be in force at any one time shall in no case be such as to render them entitled under the testator’s will as varied by the order or orders to more than the following fraction of the annual income of his net estate, that is to say, (a) if the testator leaves both a wife or husband and one or more other dependents, two- thirds; or (b) if the testator does not leave a wife or husband, or leaves a wife or husband and no other dependent, one-half.