In 2011 the proposed Airport City Manchester office and commercial space development abutting the airport became one of the Governments new low tax Enterprise Zones, the zones featured include World Logistics Hub to the south of the airport offering logistics and air freight, Airport City to the north of the airport offering office and high-tech manufacturing, MediPark around Wythenshawe Hospital for medical and clinical firms alongside several retail, office and business parks inside the town of Wythenshawe itself. The Group are focused on delivering the £659 million Manchester Airport City. Planning permission for the Airport City development was confirmed on 17 January 2013 and construction work is due to begin in February 2013. On 18 January 2013, it was announced that MAG would purchase Stansted Airport from Heathrow Airport Holdings for £1.5bn. IFM Investors purchased a 35.5% stake in MAG to help fund the takeover. The sale was completed on 28 February 2013.