3. The day appointed for the coming into force of the following provisions of the 2009 Act is 1st June 2011—
(a)section 53 (persons suffering from diminished responsibility (Northern Ireland));
(b)sections 54 and 55 (partial defence to murder; loss of control);
(c)section 56(1) (abolition of common law defence of provocation);
(d)section 56(2)(b) (repeal relating to abolition of common law defence of provocation);
(e)section 58 (infanticide (Northern Ireland));
(f)section 178, so far as it relates to the provisions specified in sub-paragraph (g);
(g)in Part 2 of Schedule 23 (criminal offences), the repeal relating to the Criminal Justice Act (Northern Ireland) 1966.