# Calculate HRA if pay_band == 1: hra = basic_pay * 0.1 elif pay_band == 2: hra = basic_pay * 0.15 elif pay_band == 3: hra = basic_pay * 0.2 else: hra = basic_pay * 0.25

# Calculate Grade Pay gp = grade_pay

Returns: tuple: (basic_pay, da, hra, total_pay) """ # Calculate Basic Pay basic_pay = (basic_pay + da) * 1.86

return (basic_pay, gp, hra, total_pay)

Here's a Python-based simple software to calculate the pay fixation as per the 6th Pay Commission (PRC 2010) guidelines: