180. Consent required for the working of coal previously vested in statutory undertakers.

Where any coal1 which was vested in the British Coal Corporation2 immediately before the restructuring date3 is coal which cannot be worked without the consent of the person in whom any statutory undertaking is vested4, the consent of the person in whom that undertaking is for the time being vested5 continues to be required on and after that date for the working of that coal6. A consent so required must not be unreasonably withheld7, but this does not preclude the right of any person whose consent is sought for these purposes (1) to give consent subject, so far as