Article 7 Period for completion of workI1

If the authorised development is not completed within 10 years from the coming into force of this Order or such extended time as the Secretary of State may on the application of the undertaker allow, then on the expiration of that period or such extended time (as the case may be) the rights granted by this Order to the undertaker for making and maintaining the works cease except as to so much of them as is then substantially commenced.