21In section 7 of that Act (territorial scope of inchoate offences related to offences under external law)—
(a)in the heading, for “offences under this Act” there is substituted “offences under sections 1 to 3”;
(b)in subsection (4), for “offence under this Act” there is substituted, in each place, “offence under section 1, 2 or 3 above”.