NEW DELHI: BJP President Amit Shah Saturday took charge as the Union Home Minister , two days after he was sworn-in following a landslide victory of the saffron party-led NDA.Shah was received at the North Block office of the home ministry by Union Home Secretary Rajiv Gauba and other senior officials.The home minister is also holding a meeting with the officials to familiarise with the issues concerning the ministry, an official said.Two newly appointed Ministers of state for home - G K Reddy and Nityananda Rai - also took charge Saturday.