Section 20, 21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .F1 Repealed Annotations Textual amendments F1 Ss. 20, 21 repealed by S.I. 1974/2170, Sch. 1 ← Section 19 Section 20, 21 Section 22 →