BRS leader Rama Rao has called for an investigation by a sitting judge into the foreign coal purchases made by the Singareni Collieries Company Limited (SCCL). SCCL is a government coal mining company jointly owned by the Government of Telangana and the Government of India on a 51:49 equity basis. Rama Rao emphasized the need for this probe to ensure transparency amidst allegations of irregularities in these purchases.