There is 29.2 km² of land within Phase 2a Act limits. As at 30 September 2023, 2.3 km² has been permanently acquired and 5.7 km² has been taken temporarily on compulsory terms. No properties have been acquired permanently or temporarily on Phase 2b (Western and Eastern Legs, including HS2 East) through compulsory purchase orders. Compulsory acquisition can only take place once provided for by Act of Parliament.