National Highways Authority Of India [NHAI] — charging toll from an para - military officer which are toll exempted

I was at kurukshetra expressway private limited (Rohtak - bawal) at 11:22 of[protected]. I told them that i am a paramilitary
Sub-ordinate officer and shown them my id-card as well. They denied to open the bar. When i shown them letter from ministry of home affairs (Mha) in which this is clearly mentioned that central paramilitary forces are toll exampted. But they said that they don't have any kind of confirmation and also misbehaved with me. They charged a sum of 40 rs. From us as toll charges. Ticket no is[protected]. Booth no - 1.