IIP base year to be revised to 2022-23
What happened
- MoSPI is revising the base year of the IIP from 2011-12 to 2022-23, with the new series planned for May 2026 [PIB].
- New CPI and GDP series were released on 12 and 27 February 2026 [PIB].
Background
- Base revisions update the weights and item baskets to reflect today’s economy.
Why it matters
- Better statistics improve policy decisions.
How to use this in Mains
- As per PIB (2026-03-16): moSPI is revising the base year of the IIP from 2011-12 to 2022-23, with the new series planned for May 2026.
- Better statistics improve policy decisions.
Quotable data pointNew CPI and GDP series were released on 12 and 27 February 2026.
PIB: MoSPI: IIP base revision, 16 Mar 2026
Exam angle
UPSC
Prelims: Base years of indices.
Practice MCQs
Original practice questions (not PYQs).
Practice · UPSC
New IIP base year
Answer (b) & explanation
PIB.
Practice · UPSC
Old IIP base
Answer (b) & explanation
PIB.
Practice · UPSC
IIP released by
Answer (b) & explanation
PIB.
Go deeper
Official source: PIB: MoSPI: IIP base revision, 16 Mar 2026
facts from cited sources only; faculty review pending