(1) In the heading to section 55 of the Principal Act—
(a) after " conditions " insert " of ";
(b) for " restrictions of " substitute " restrictions on ".
(2) In section 55(1)(a) of the Principal Act, for "condition or restriction of" substitute "condition of or restriction on".
(3) In section 55(4)(a)(ii) of the Principal Act, for "conditions or restrictions of" substitute "conditions of or restrictions on".
(4) In section 55 of the Principal Act, for "accredited rail operator" (wherever occurring) substitute "accredited rail transport operator".