calculation of Pay-Band

Submitted by kavitha raj on Sun, 28/07/2013 - 13:27

Good morning sir

                            My name is kavitha raj iam working as booking clerk at guntur railway station.i have got promotion as senior booking clerk last month.Based on that my pay band increased from 6990 to 7540.I have a doubt on what basis pay band is calculated. I also want to know how increament is calculated.