1. All India Group A Services:
>Indian Administrative Service (IAS)
>Indian Police Service (IPS)
>Indian Forest Service (IFoS)
2. Central Group A Service:
>Indian Foreign Service (IFS)
>Indian Audit and Accounts Service (IAAS)
>Indian Civil Accounts Service (ICAS)
>Indian Corporate Law Service (ICLS)
>Indian Defence Accounts Service (IDAS)
>Indian Defence Estates Service (IDES)
>Indian Information Service (IIS)
>Indian Ordnance Factories Service (IOFS)
>Indian Communication Finance Services (ICFS)
>Indian Postal Service (IPoS)
>Indian Railway Accounts Service (IRAS)
>Indian Railway Personnel Service (IRPS)
>Indian Railway Traffic Service (IRTS)
>Indian Revenue Service (IRS)
>Indian Trade Service (ITS)
>Railway Protection Force (RPF)
3. Group ‘B’ Civil Services
>Armed Forces Headquarters Civil Service
>DANICS
>DANIPS
>Pondicherry Civil Service
>Pondicherry Police Service
However, this varies based on your background, approach, and time availability.
It requires smart time management, consistency, and a focused strategy tailored to your routine.