1.Registrar-General of India Functions (Census Authority)
What & Where
Registrar-General & Census Commissioner of India (RGI) – apex body for Census, civil registration across India.
Works under Ministry of Home Affairs, HQ New Delhi; operations span entire national territory.
2027 Census process initiated; state/UT boundaries being frozen for enumeration readiness.
Quick Facts for MCQs
Historical Timeline
- 1872 initial headcount; 1881 began ten-year cycle.
- 1961: RGI office made permanent; shifted from ad-hoc set-ups.
Legal & Policy
- Census Act 1948 empowers data collection, confidentiality.
- RBD Act 1969 mandates compulsory birth/death registration.
- Citizenship Rules 2003 authorise NPR database creation.
Functions & Systems
- Census: planning, enumeration, tabulation, dissemination every decade.
- CRS: compiles nationwide vital statistics via states/UTs.
- SRS: samples twice yearly for birth, death, IMR, MMR estimates.
- NPR: records “usual residents”; basis for demographic, security planning.
- Mother Tongue Survey: archives phonetic, cultural traits across decades.
Organisational Setup
- Headed by Registrar-General cum Census Commissioner; supported by DGs in states.
- Field operations executed through 640+ district census officers and enumerators.
Key Data Points
| Feature | Data-Point |
|---|---|
| Permanent RGI office set-up | 1961 |
| Governing ministry | Home Affairs |
| Current officer rank | Additional Secretary |
| First Indian Census | 1872 (non-synchronous) |
| First synchronous decennial Census | 1881 |
| Core Census law | Census Act, 1948 |
| Birth-Death registration law | RBD Act, 1969 |
| Vital-rates survey | Sample Registration System, bi-annual |
| NPR legal basis | Citizenship Act 1955 & Rules 2003 |
| NPR current entries | ≈119 crore |




