Section 69 of the Principal Act is amended -

(a) in subsection (1) -

(i) by the substitution of "an inspector, an authorised officer" for "an inspector",

(ii) by the substitution of "section 65(2)(a) or 68" for "section 68" in each place where it occurs, and

(iii) by the substitution of "a named inspector, a named authorised officer" for "a named inspector",

(b) by the substitution, in subsection (2), of "up to 2 years" for "3 months", and

(c) by the substitution of the following subsection for subsection (4):

"(4) Any person who obstructs or interferes with an inspector, an authorised officer or an officer or member of the staff of the Authority or a member of the Garda Síochána in the course of exercising a power conferred on him or her by a warrant under this section or impedes the exercise by the person of such power shall be guilty of an offence.".