Tamil Nadu Govt Salary Pay Structure – HRA Details | TN … Basic Pay 5200 + Grade Pay 2400 + Dearness Allowances 136% of Basic and DA + HRA + City Compensation Allowances = Gross Salary Less (PF, Insurance etc) Tamil Nadu Govt Salary Pay Structure – HRA Details | TN … Basic Pay 5200 + Grade Pay 2400 + Dearness Allowances 136% of Basic and DA + HRA + City Compensation Allowances = Gross Salary Less (PF, Insurance etc)