Origins and architecture of the Taj Mahal AD (1053 AH) the official sources documenting the twelfth Urs give a detailed description of a substantially completed complex. Decorative work apparently continued until 1648 AD (1058 AH) when Amanat Khan dated the north arch of the great gate with the inscription "Finished with His help, the Most High". The Taj Mahal was constructed using materials from all over India and Asia. The buildings are constructed with walls of brick and rubble inner cores faced with either marble or sandstone locked together with iron dowels and clamps. Some of the walls of the mausoleum are several metres thick. Over 1,000
Taj Mahal (palace) as they had no money for the repairs. By 2008, large parts of the palace complex had collapsed. The palace was declared a state heritage monument by the Government of Madhya Pradesh in 2005 and the state archaeology department carried out restoration in parts. However, it was denotified in 2011 and the government now plans to transfer the property to the tourism department for its development as a heritage hotel. The architecture of Taj Mahal has British, French, Mughal, Arabic and Hindu influences. The palace contains 120 rooms, a hall of mirrors or "sheesh mahal" and the "savon bhadon" pavilion,