59E+WWhere any period of time—
(a)is specified in any enactment to which a provision of this Act corresponds (whether by virtue of its being the re-enactment, with or without modifications, of the whole or any part of that enactment or by virtue of any provision having effect for the purposes of this Schedule); or
(b)is specified in an enactment any function under which is transferred by virtue of any provision of this Act from a water authority to any other person,
then, if any period is current for the purposes of that enactment on the day on which the said provision of this Act comes into force, so much of the period as has expired before that day shall be taken into account, in relation to anything done before that day which is treated as done under that provision or, as the case may be, by or in relation to that person, as if that provision had been in force when the period began to run.