3. The following provisions of the Act only in so far as they are not already in force, come into force on 12th October 2015—
(a)section 25 (option to boost old retirement pensions) only in so far as it relates to the provisions specified in paragraph (b); and
(b)paragraphs 1 to 10 and 12 to 14 of Schedule 15 (option to boost old retirement pensions).