The new West Bengal government will no longer be functioning from Nabanna, which served as the seat of power for 13 of the 15-year tenure of outgoing CM Mamata Banerjee. After winning the state, the Bharatiya Janata Party plans on retaking the majestic seat at the historic Writers’ Building, shifting the state secretariat back to Kolkata from Howrah. BJP state president Samik Bhattacharya on Wednesday met the acting Chief Secretary Dushyant Nariala in Nabanna. Sources in the administration said the party leader informed them about shifting the secretariat once the new chief minister is sworn in. As per the BJP, the new chief minister is expected to take oath at the Brigade Parade ground on Saturday morning, after which the new leader will assume office at the Writers’ Buildings situated in the centre of Kolkata . The party has not yet declared its CM face. The BJP has always been keen on moving the secretariat back to the Writers’ building, given its historical and symbolic significance.…