4. In each of sections 15(3) and 18(1) of the Act(1) and sections 15(3) and 18(1) of the Northern Ireland Act(2) (Class 4 contributions recoverable under the Income Tax Acts and under regulations)—
(a)for “6” (percentage rate) there shall be substituted “7”;
(b)for “£7,530” (lower limit) in each place where it appears, there shall be substituted “£4,385”;
(c)for “£26,000” (upper limit) there shall be substituted “£27,820”.
Section 15(3) was amended by Articles 1 and 5(a) of S.I. 1996/597, and the lower and upper limits were last amended by Article 4 of S.I.1999/263. Section 18(1) was amended by Article 5(a) of S.I. 1996/597 and paragraph 18 of Schedule 3 to the Social Security Contributions (Transfer of Functions, etc.) Act 1999 and the lower and upper limits were last amended by Article 4 of S.I. 1999/263.
Section 15(3) was amended by Article 5(a) of S.R. 1996 No. 72, and the lower and upper limits were last amended by Article 4 of S.R. 1999 No. 51. Section 18(1) was amended by Article 5(a) of S.R. 1996 No. 72 and paragraph 18(2) of Schedule 3 to S.I. 1999/671, and the lower and upper limits were last amended by Article 4 of S.R. 1999 No. 51.