355. Obligations to restore land affected by coal-mining operations.

The power of the appropriate national authority¹ by a development order² to make the planning permission³ granted by any such order subject to conditions includes power, in relation to any permission to win or work any minerals⁴ in a coal mine⁵ started before 1 July 1948, to make it a condition of that permission that there is compliance with certain requirements⁶ as may be specified or described in the order⁷.

These requirements⁸ are such as the appropriate national authority thinks fit in relation to: (1) the demolition or removal of any buildings⁹, plant, machinery, structures or erections used¹⁰ at any