Section 21 (as amended by section 15 of the Act of 2004) of the Act of 2002 is amended -
(a) in subsection (1), by substituting ", section 35 of the Act of 1994 or section 138 of the Railway Safety Act 2005" for "or section 35 of the Act of 1994",
(b) in subsection (2) and subsection (5), by inserting "or a person authorised under an agreement under subsection (7)" after "Garda Síochána" in each place where it occurs, and
(c) by inserting after subsection (6) the following:
(a) The Minister for Justice, Equality and Law Reform may by an agreement in writing entered into with any person, upon such terms and conditions as may be specified in the agreement, which shall include a condition to the effect that the determination of the locations where equipment is to be operated shall be a function of a member of the Garda Síochána not below the rank of superintendent, provide for the authorisation of that or other persons for the purposes of subsection (2), and the performance