5. Amendment of section 12

Section 12 of the principal Act is amended—

in subsection (3), by substituting for the words “fifty-eight” the words “fifty-five”;

by deleting subsection (3b); and

in subsection (4), by substituting for the words “, fifty-five years of age, fifty-six years of age or fifty-eight years of age” the words “or fifty-five years of age”.