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IIP Grows 5.1% in May 2026, MoSPI Shifts from WPI to PPI Deflator Amid Data Concerns

Target:UPSC GS-IIIMPSCSSC GATeachingPrelims HighMains MediumStatic GK Link
30 Jun 2026
~2 min
Source: The Hindu
Key Data:IIP growth 5.1% (May 2026)Manufacturing growth 5.5% (May 2026)April IIP growth 4.9%Core sector index second-lowest in 21 months (May 2026)Shift from WPI to PPI deflator
Bodies:Ministry of Statistics and Programme Implementation (MoSPI)
Practice MCQs from today's news ▸
What This Article Covers

1.IIP hit a five-month high of 5.1% in May 2026, with manufacturing growing at 5.5%, but consumer durables growth suggests revival in domestic consumption, contested by slower GST domestic revenues.

2.MoSPI abandoned WPI as deflator and adopted the new Producer Price Index (PPI) for computing growth, raising questions about the timing and consistency of data methodology.

3.The strong IIP growth contradicts the Index of Eight Core Sectors, which grew at its second-lowest rate in 21 months in May, indicating possible measurement discrepancies.

The Big Picture
Prelims · HighMains · Medium

India's industrial output shows surprising strength with IIP growing 5.1% in May 2026, but the data raise serious concerns: a methodological shift from WPI to PPI deflator by MoSPI, a widening gap with the core sector index (second-lowest in 21 months), and the fact that growth appears export-led rather than domestic demand-driven. For exam aspirants, this news tests understanding of economic indicators, index compilation, and data reliability.

Exam Lens

Quick Exam Facts From News

IIP Growth (May 2026)5.1% (five-month high)
Manufacturing Growth (May 2026)5.5% (slower than April)
Core Sector Index Growth (May 2026)Second-lowest in 21 months
Deflator ChangeFrom WPI to PPI by MoSPI

1-Minute Revision

  • ›IIP Growth (May 2026): 5.1% (five-month high)
  • ›Manufacturing Growth (May 2026): 5.5% (slower than April)
  • ›Target this Data: IIP growth 5.1% (May 2026), Manufacturing 5.5%, April IIP 4.9%
  • ›Target this Nodal Body: Ministry of Statistics and Programme Implementation (MoSPI)
  • ›Target this Legal/Methodological Point: Shift from WPI to PPI as deflator; Index of Eight Core Sectors second-lowest in 21 months

Mastered this topic? Test your knowledge with a full MCQ quiz.

Practice exam-style questions, track your score, and strengthen your recall.

Q1Static LinkageEasy

Which ministry is responsible for the compilation and release of the Index of Industrial Production (IIP) in India?

Q2Statement-basedHard

Consider the following statements regarding the latest IIP data for May 2026:

1. The IIP growth rate hit a five-month high of 5.1% in May 2026.

2. MoSPI changed the deflator from WPI to CPI for computing real growth in some sectors.

3. The Index of Eight Core Sectors grew at its second-lowest rate in 21 months in May 2026.

Which of the statements given above is/are correct?

Q3Data-centricMedium

What was the Index of Industrial Production (IIP) growth rate for May 2026 as reported in the news?

Q4Application/ImpactMedium

What is the primary concern highlighted by the discrepancy between the strong IIP growth and the weak core sector index in May 2026?

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