Hello Dear,

Delhi Police Sub Inspector is primarily responsible for maintaining law and order in the capital city by using all the powers, officially vested by the Govt. of India. The Sub Inspector (Executive) in Delhi Police comes under Group-C post and pay band of 9300–34800 +4200 Grade pay. The first promotion from an SI to the rank of an Inspector takes about 15 years, provided an impeccable service record. The next promotion to the rank of an ACP takes about 12 years.

Other allowance
Dearness Allowance : 119% (currently)
House Rent Allowance
Transport Allowance : 1600 + DA
Conveyance Allowance ,CGHS semi-private (medical benefit)

Good Luck