 In 2014, the provincial government bifurcated the Kohistan District into Upper Kohistan and Lower Kohistan district.At that time, Lower Kohistan comprised two tehsils, Palas and Pattan.In 2017, the tehsil of Palas was made a separate district and named as Kolai-Palas while on 31 May 2018, Ranovali Pinkhad previously part of Pattan tehsil was made separate tehsil.