If the CMA give a direction under section 15A above, they shall themselves make such modifications of the conditions of the licence as appear to them requisite for the purpose of remedying or preventing—
In exercising the function conferred by subsection (1) above, the CMA shall have regard to the matters as respects which duties are imposed on the Office of Rail and Road by section 4 above.
Before making modifications under this section, the CMA shall give notice—
and shall consider any representations or objections which are duly made and not withdrawn.
A notice under subsection (3) above shall be given—
As soon as practicable after making any modifications under this section, the CMA shall send a copy of those modifications to the Office of Rail and Road, the Authority and the Health and Safety Executive.