Sch 4 para 15
The infrastructure manager may decide not to apply the periods laid down in paragraphs 9 to 13, if the capacity restriction is necessary to re-establish safe train operations, the timing of the restrictions is beyond the control of the infrastructure manager, the application of those periods would be cost ineffective or unnecessarily damaging in respect of asset life or condition, or if all concerned applicants agree. In those cases and in case of any other capacity restrictions that are not subject to consultation in accordance with other provisions of this Schedule, the infrastructure manager must consult the applicants and the main operators of service facilities concerned forthwith.