In its application to Northern Ireland, this section has effect subject to the modifications set out in Schedule 4; see s. 79
S. 63(4) power wholly exercised (6.3.1997 and 8.3.1997): 1.4.1997 appointed day (E.W.S.) by S.I. 1997/682 and (N.I.) by S.R. 1997/129.
a device of the type mentioned in subsection (1)(a) above has been used at the police station but the constable who required the specimens of breath has reasonable cause to believe that the device has not produced a reliable indication of the proportion of alcohol in the breath of the person concerned, or
a device of the type mentioned in subsection (1)(a) above has been used at the police station but the constable who required the specimens of breath has reasonable cause to believe that the device has not produced a reliable indication of the proportion of alcohol in the breath of the person concerned, or
This section applies where it is proposed to make a requirement mentioned in section 7(3) of the 1988 Act or section 31(3) of the 1992 Act after the appointed day.
The reference in subsection (3) to the appointed day is to such day as is appointed for the purposes of this section by the Secretary of State by order.