The Principal Act is amended:

(a) in section 142(1) (as amended by section 6(b) of the Act of 2009) by inserting "142B," after "142A,",

(b) in section 142A (inserted by section 6(c) of the Act of 2009)  -

(i) in subsection (1)(a), by substituting "22" for "20",

(ii) by substituting the following paragraph for subsection (4)(a):

"(a) the period of interruption of employment commenced on or before 30 December 2009 and where, in the period prior to that date, the claimant was not a person to whom this section applied,",

and

(iii) in subsection (4)(d), by substituting "22" for "20",

and

(c) by inserting the following section after section 142A: