Hukumat

Arjun Singh (Dharmendra) is a dare -devil upright cop who believes in dealing strongly with criminals. D.I.G.Khan (Shammi Kapoor) does not agree with his ways and there is always a disagreement between the two.

Arjun is sent on a special mission to Shanti Nagar which in under the police scanner due to some shady activities going on there. On reaching Shanti Nagar, Arjun sees that it is ruled by a wealthy businessman, Deen Bandhu Deena Nath aka D.B.D.N.

, who has very high contacts. He has terrorised the town with the help of his convoy of uniformed men who kill the citizens at will. Arjun realises that D.B.D.

N is none other than Mangal Singh, the corrupt police officer who had killed Arjuns father (Parikshit Sahni) when Arjun was a child. Arjun gets thirsty for D.B.D.Ns blood but is stopped by D.

I.G Khan. But when D.B.D.

N kills Arjuns young son (Jugal Hansraj), Arjun with the help of D.I.G Khan sets out to overturn the evil rule (Hukumat) of D.B.D.

N.