Section 249 of the Principal Act is amended by the substitution of the following subsection for subsection (2) (amended by section 26 of the Act of 2010):

"(2) Except where regulations otherwise provide, where any benefit under Part 2 to which a person is entitled includes an increase in respect of a qualified adult, that increase shall not be payable for any period during which the qualified adult -

(a) is absent from the State, or

(b) is undergoing imprisonment or detention in legal custody.".