Bihar Government Calculator

Bihar Salary Arrears Calculator

Calculate month-wise Basic Pay, DA and HRA arrears with automatic increment and rate-change schedules.

Step 1

Select Arrear Period

Choose the first and last month of the claim period.

Step 2

Starting Salary Values

Enter the values applicable at the beginning of the arrear period.

Step 3

Add Increment / Rate Change Rules

Add a rule whenever Basic Pay, DA or HRA changes. The new value will automatically apply from that month onward.

No change rules added yet. Add one if Basic Pay, DA or HRA changes during the claim period.
Example:Due Basic ₹32,960 from Jul 2024Drawn Basic ₹32,960 from Apr 2025Due DA 53% from Jul 2024Drawn DA 50% from a later month
Step 4

Generate Month-wise Calculation

The calculator will combine your starting salary values with all change rules.

Month-wise Calculation

Due vs Drawn Salary

Every generated value remains editable.

MonthDue BasicDrawn BasicBasic ArrearDue DA %Due DADrawn DA %Drawn DADA ArrearDue HRA %Due HRADrawn HRA %Drawn HRAHRA ArrearGross ArrearAlready ReceivedNet Arrear
0
%
16,000
%
14,7201,280
%
2,400
%
1,2801,1202,4002,400
Final Calculation

Arrear Summary

Basic Pay Arrear0
DA Arrear1,280
HRA Arrear1,120
Gross Arrear2,400
Already Received0
Net Payable Arrear2,400
Important

Due and Drawn Changes Can Be Different

If an increment became due in one month but was actually drawn from a later month, create two separate rules: one for Due Basic and another for Drawn Basic.

The same method can be used for DA and HRA revisions.

Disclaimer: This calculator provides a mathematical arrear estimate. Actual entitlement depends on applicable Bihar Government orders, service records, pay fixation, HRMS records and payments or adjustments already made.