‘‘quarter’’

means, in relation to—

(a)a national or provincial department, the period from—
(i) 1 April to 30 June;
(ii) 1 July to 30 September;
(iii) 1 October to 31 December; or
(iv) 1 January to 31 March; or
(b) a municipality—
(i) 1 July to 30 September;
(ii) 1 October to 31 December;
(iii) 1 January to 31 March; or
(iv) 1 April to 30 June;