Daily Current Affairs: 30 May 2025

Current affairs of 30 May 2025: Nurdle Spill Off Thiruvananthapuram: Plastic Pellets Explained; Topological Invariants: New Detection Method for Quantum Materials; E-Hansa: CSIR-NAL’s Indigenous Electric Trainer Aircraft, and 10 more topics. Key facts for every exam, with a quiz.

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In this issue: 13 topics

Banking & Finance

SEBI’s New Risk-Based Rules for Equity Derivatives
AIF Categories I-III Explained as Category III Funds Surge
SEBI’s New Steps Against Finfluencers and Investment Frauds
Sebi Delta-Based Open Interest and F&O Position Limits
RBI Gold Loan Directions: Monitoring, LTV and Risk Limits

Economy

Parliamentary Panel Flags IBC Gaps After BPSL Ruling

Agriculture & Rural

MISS 2025-26: Cabinet Extends Farm Loan Interest Subvention

Science & Technology

Topological Invariants: New Detection Method for Quantum Materials
E-Hansa: CSIR-NAL’s Indigenous Electric Trainer Aircraft
Battery Aadhaar: Digital ID for Batteries Launched at Battery Summit

Environment & Ecology

Nurdle Spill Off Thiruvananthapuram: Plastic Pellets Explained

Defence & Security

Exercise Nomadic Elephant 2025: India-Mongolia drill in Ulaanbaatar

Awards & Persons

Ngũgĩ wa Thiong’o, Kenyan author and dissident, dies at 87

Banking & Finance

Economy

1. SEBI’s New Risk-Based Rules for Equity Derivatives

SEBI replaced the notional method with delta-based Futures Equivalent Open Interest.
From 1 July 2025, index options are capped at ₹1,500 crore net and ₹10,000 crore gross per entity.
Single-stock MWPL is tied to cash delivery volume.

Full notes and 3 MCQs ›

Banking & Finance

2. AIF Categories I-III Explained as Category III Funds Surge

Category III AIFs grew nearly 3x faster than PMS in FY25: AIF commitments ₹2.3 trillion (up 58%) versus PMS AUM ₹4.3 trillion (up 19%).
AIFs are governed by the SEBI (Alternative Investment Funds) Regulations, 2012.
Minimum investment is ₹1 crore; lock-in at least 3 years; up to 1,000 investors per scheme.

Full notes and 3 MCQs ›

Banking & Finance

3. SEBI’s New Steps Against Finfluencers and Investment Frauds

SEBI removed 70,000 unregistered finfluencers, about 5,000 more monthly.
UPI-linked system to send investor funds only to pre-registered bank accounts.
Regulated entities cannot advertise via unregistered finfluencers.

Full notes and 3 MCQs ›

Economy

4. Sebi Delta-Based Open Interest and F&O Position Limits

Sebi moved open interest from notional value-based to delta-based.
Position limits for futures and options were raised.
Sebi issued the changes through a circular on risk monitoring.

Full notes and 3 MCQs ›

Banking & Finance

5. RBI Gold Loan Directions: Monitoring, LTV and Risk Limits

RBI told banks and NBFCs to review gold loan policies and fix gaps within set timelines.
April 2025 draft guidelines proposed a 75% LTV ceiling for the whole tenure.
Bullet-repayment loan disbursal may fall to 55-60% from 65-68%.

Full notes and 3 MCQs ›

Economy

Polity & Governance

6. Parliamentary Panel Flags IBC Gaps After BPSL Ruling

A Parliamentary Standing Committee on Finance reviewed IBC ambiguities after the Supreme Court rescinded JSW Steel's BPSL plan.
The Jayant Sinha-led earlier committee had also pointed to legal gaps.
IBC was enacted in 2016 for timely insolvency resolution.

Full notes and 3 MCQs ›

Agriculture & Rural

Government Schemes

7. MISS 2025-26: Cabinet Extends Farm Loan Interest Subvention

The Union Cabinet approved continuing the Modified Interest Subvention Scheme (MISS) for FY 2025-26.
Farmers get loans up to ₹3 lakh at 7%; a 3% Prompt Repayment Incentive makes it 4% for timely repayers.
Budget 2025-26 proposes raising the loan limit to ₹5 lakh.

Full notes and 3 MCQs ›

Science & Technology

8. Topological Invariants: New Detection Method for Quantum Materials

Scientists found a new way to detect topological invariants in quantum materials.
It uses the momentum-space spectral function (SPSF).
Applications include quantum computing and fault-tolerant electronics.

Full notes and 3 MCQs ›

Science & Technology

9. E-Hansa: CSIR-NAL’s Indigenous Electric Trainer Aircraft

India began developing E-Hansa, a two-seater electric trainer aircraft.
CSIR-National Aerospace Laboratories, Bengaluru, is building it under its HANSA-3 (NG) programme.
It costs about ₹2 crore, roughly 50% less than imported trainers.

Full notes and 3 MCQs ›

Environment & Ecology

10. Battery Aadhaar: Digital ID for Batteries Launched at Battery Summit

Battery Aadhaar, a blockchain-backed digital ID for batteries, was launched at Battery Summit 2025.
Built on Tata Elxsi's MOBIUS+ with Tata Motors, Tata AutoComp Systems and IIT Kharagpur.
It supports lifecycle traceability and compliance with rules such as the EU Battery Regulation.

Full notes and 3 MCQs ›

Environment & Ecology

11. Nurdle Spill Off Thiruvananthapuram: Plastic Pellets Explained

Nurdles are tiny plastic pellets of 1 mm to 5 mm, classed as primary microplastics.
They are made of LDPE or HDPE; LDPE is difficult to recycle.
Long-term risks include micro- and nano-plastics, bioaccumulation and entry into the human food system via seafood.
Response included volunteers, police drones and State Pollution Control Board rapid response teams.

Full notes and 3 MCQs ›

Defence & Security

International Relations

12. Exercise Nomadic Elephant 2025: India-Mongolia drill in Ulaanbaatar

The 17th edition of Nomadic Elephant is scheduled from 31 May to 13 June 2025 in Ulaanbaatar, Mongolia.
The Indian contingent has 45 personnel, mainly from the Arunachal Scouts battalion.
Mongolia is fielding a 150-strong Special Forces team.
The exercise began in 2004 in Mongolia and alternates yearly; the 2024 edition was at Umroi, Meghalaya.

Full notes and 3 MCQs ›

Awards & Persons

13. Ngũgĩ wa Thiong’o, Kenyan author and dissident, dies at 87

Kenyan novelist and dissident Ngũgĩ wa Thiong'o died at 87.
His books traced Kenya's history from British imperialism to home-rule tyranny.
He questioned the language used to tell stories.

Full notes and 3 MCQs ›

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Daily Current Affairs: 30 May 2025

In this issue: 13 topics

Banking & Finance

1. SEBI’s New Risk-Based Rules for Equity Derivatives

2. AIF Categories I-III Explained as Category III Funds Surge

3. SEBI’s New Steps Against Finfluencers and Investment Frauds

4. Sebi Delta-Based Open Interest and F&O Position Limits

5. RBI Gold Loan Directions: Monitoring, LTV and Risk Limits

Economy

6. Parliamentary Panel Flags IBC Gaps After BPSL Ruling

Agriculture & Rural

7. MISS 2025-26: Cabinet Extends Farm Loan Interest Subvention

Science & Technology

8. Topological Invariants: New Detection Method for Quantum Materials

9. E-Hansa: CSIR-NAL’s Indigenous Electric Trainer Aircraft

10. Battery Aadhaar: Digital ID for Batteries Launched at Battery Summit

Environment & Ecology

11. Nurdle Spill Off Thiruvananthapuram: Plastic Pellets Explained

Defence & Security

12. Exercise Nomadic Elephant 2025: India-Mongolia drill in Ulaanbaatar

Awards & Persons

13. Ngũgĩ wa Thiong’o, Kenyan author and dissident, dies at 87

Test yourself