28 September to 4 October 2026

GS1 · History, geography and society

  1. Thursday 1 October · Environment

    IMD records 2026 southwest monsoon rainfall at 87% of long-period average, fourth-lowest since 2001

    The deficient monsoon has major implications for rain-fed agriculture, water security, food prices and disaster-management planning.

    • India received 759.4 mm rainfall in June–September 2026, equal to 87% of its long-period average, according to IMD 2026.
    • The 2026 southwest monsoon was the fourth-lowest since 2001 and thirteenth-lowest since 1901 in all-India rainfall.
    • East and Northeast India received 74% of regional normal rainfall, while the South Peninsula received 76% during 2026.

    GS-IGS-III

GS2 · Polity, governance and international relations

  1. Monday 28 September · International Relations

    India–US talks focus on new Russia-Iran sanctions law, energy security and freedom of navigation

    Foreign Secretary Vikram Misri met a bipartisan US Congressional delegation amid concerns over the impact of the newly enacted Sanctioning Russia and Iran Act on India’s energy and strategic interests.

    • The Lindsey O. Graham Sanctioning Russia and Iran Act became Public Law 119-111 on September 18, 2026.
    • Section 113 concerns duties on countries purchasing Russian-origin crude oil or natural gas or facilitating sanctions evasion.
    • Section 201 of the 2026 Act extends the Iran Sanctions Act of 1996, linking Russia-related and Iran-related measures.

    GS-IIGS-III

  2. Monday 28 September · Science and Technology

    Government backs 210 nanomedicine R&D projects with ₹174 crore at World Congress on Nanomedicine

    The Department of Biotechnology’s support for 210 nanomedicine projects highlights India’s push towards precision medicine, targeted drug delivery and indigenous healthcare innovation.

    • The Department of Biotechnology is supporting 210 nanomedicine research and development projects with ₹174 crore, announced September 27, 2026.
    • Nanotechnology generally concerns materials below 100 nanometres; one nanometre equals one-billionth of a metre.
    • The World Congress on Nanomedicine 2026 was held at Vigyan Bhawan, New Delhi, on September 27, 2026.

    GS-IIGS-III

  3. Monday 28 September · International Relations and Defence

    India and Ethiopia hold their second Joint Defence Cooperation meeting and agree to deepen strategic defence ties

    The two countries expanded cooperation in military training, exercises, peacekeeping, medical support and defence-industrial collaboration.

    • The second India–Ethiopia Joint Defence Cooperation meeting was held in Addis Ababa on September 28, 2026. ([pib.gov.in](https://www.pib.gov.in/PressReleseDetailm.aspx?PRID=2316086&lang=1&reg=3))
    • The Defence Cooperation Memorandum of Understanding between India and Ethiopia was signed in February 2025. ([pib.gov.in](https://www.pib.gov.in/PressReleseDetailm.aspx?PRID=2316086&lang=1&reg=3))
    • The first Joint Defence Cooperation meeting under this framework took place in New Delhi in October 2025. ([pib.gov.in](https://www.pib.gov.in/PressReleseDetailm.aspx?PRID=2316086&lang=1&reg=3))

    GS-IIGS-III

  4. Tuesday 29 September · Polity

    J&K Assembly passes resolution seeking immediate restoration of full statehood

    The Jammu and Kashmir Legislative Assembly adopted a resolution urging the Centre to restore full statehood, amid BJP protests and a walkout.

    • The Jammu and Kashmir Reorganisation Act, 2019 created the Union Territories of Jammu and Kashmir and Ladakh from the former state.
    • The Jammu and Kashmir Union Territory Assembly cannot legislate on public order and police under the 2019 Reorganisation Act.
    • The Jammu and Kashmir Assembly passed the statehood resolution by voice vote on September 28, 2026.

    GS-II

  5. Tuesday 29 September · Economy

    Supreme Court declines interim stay on 0.4% MDR for specified UPI payments above ₹2,000

    The Court allowed the new merchant-discount framework to proceed from October 15 while seeking counter-affidavits from the Centre and other respondents.

    • Merchant Discount Rate is a payment-ecosystem charge, not a tax collected by the government or the National Payments Corporation of India.
    • All person-to-person UPI transactions remain free under the September 2026 government clarification, irrespective of amount.
    • Specified person-to-merchant UPI payments above ₹2,000 attract 0.4% Merchant Discount Rate from October 15, 2026.

    GS-IIGS-III

  6. Tuesday 29 September · Polity and Society

    Supreme Court orders four-week Delhi-NCR safety audit and district-wise vulnerability mapping after recent sexual-offence cases

    The Court directed dedicated police teams, intensified patrolling, and lighting-CCTV audits of vulnerable public spaces, transport hubs and parks.

    • Article 21 protects life and personal liberty; the Court linked dignity and safe public spaces to this constitutional guarantee in 2026.
    • The 2026 order requires Delhi district teams headed by officers not below Deputy Superintendent of Police rank.
    • The vulnerability audit must use National Crime Records Bureau data, local intelligence, complaints and previous incidents.

    GS-IIGS-IV

  7. Wednesday 30 September · Defence and International Relations

    Navy’s 2026 Commanders’ Conference sets focus on maritime surveillance, grey-zone threats and 18-warship induction

    India outlined a stronger Indian Ocean security posture, linking blue-water capability and sea-lane protection with energy security and indigenous defence production.

    • The second Indian Navy Commanders’ Conference 2026 was held at Nausena Bhawan, New Delhi, from 29 September to 1 October 2026.
    • The Defence Minister identified congestion, deception and grey-zone activities as major contemporary maritime-security challenges in 2026.
    • The Navy plans to induct or commission 18 warships in 2026, described as its largest single-year force accretion.

    GS-IIGS-III

  8. Wednesday 30 September · Environment

    NGT forms four-member committee to investigate encroachments and illegal salt pans at Sambhar Lake

    The National Green Tribunal ordered an on-ground inspection of Rajasthan’s Sambhar Lake following allegations of encroachment, unauthorised salt production, groundwater extraction and disruption of natural inflows.

    • Sambhar Lake is Ramsar Site No. 464, designated on March 23, 1990, with an area of about 24,000 hectares. ([rsis.ramsar.org](https://rsis.ramsar.org/sites/default/files/rsiswp_search/exports/Ramsar-Sites-annotated-summary-India.pdf?utm_source=openai))
    • Sambhar is a large, shallow inland saline wetland in Rajasthan, fed by seasonal rivers and streams and supporting wintering waterbirds. ([rsis.ramsar.org](https://rsis.ramsar.org/sites/default/files/rsiswp_search/exports/Ramsar-Sites-annotated-summary-India.pdf?utm_source=openai))
    • The National Green Tribunal Act, 2010 requires the Tribunal to apply sustainable development, precautionary principle and polluter pays principle. ([indiacode.nic.in](https://www.indiacode.nic.in/bitstream/123456789/2025/1/AA2010__19green.pdf?utm_source=openai))

    GS-IIGS-III

  9. Thursday 1 October · Environment/Economy

    Cabinet approves Green Energy Corridor Phase-III with ₹1.86 lakh crore outlay and 50-GWh battery storage

    The Union Cabinet approved GEC-III to evacuate up to 135 GW of renewable power by 2032-33 while adding large-scale battery storage for grid flexibility.

    • Green Energy Corridor Phase-III was approved by the Union Cabinet on 30 September 2026 for completion by financial year 2032-33.
    • The Phase-III outlay is ₹1,86,405 crore, including ₹1,36,378 crore for intra-state transmission systems.
    • The scheme includes 50 GWh of Battery Energy Storage Systems and aims to evacuate up to 135 GW renewable energy.

    GS-IIGS-III

  10. Thursday 1 October · Economy and Environment

    Government notifies CAFE-III norms requiring 16.7% improvement in passenger-vehicle fuel efficiency by 2031–32

    The new fleet-average standards link automobile regulation with energy security, lower fuel consumption, cleaner mobility and the EV-hybrid transition.

    • CAFE-III applies to new passenger vehicles manufactured or imported for Indian sale from 1 April 2027 to 31 March 2032. ([pib.gov.in](https://www.pib.gov.in/PressReleasePage.aspx?PRID=2316792&lang=2&reg=48))
    • The fuel-consumption benchmark declines from 3.996 to 3.3273 litres per 100 kilometres between 2027–28 and 2031–32. ([pib.gov.in](https://www.pib.gov.in/PressReleasePage.aspx?PRID=2316792&lang=2&reg=48))
    • CAFE standards were first notified for passenger cars in 2017 under the Energy Conservation Act, 2001. ([udit.beeindia.gov.in](https://udit.beeindia.gov.in/cafe/?utm_source=openai))

    GS-IIGS-III

  11. Friday 2 October · International Relations

    India’s SCO national coordinator visits Islamabad and flags connectivity, transit and trade cooperation

    At the SCO national coordinators’ meeting, India highlighted regional connectivity and trade despite strained India–Pakistan relations.

    • The Shanghai Cooperation Organisation was established in 2001 and India became a full member in 2017.
    • Pakistan holds the SCO chairmanship for 2026–27 under the theme “Turning Vision into Action: Connectivity, Innovation and Shared Prosperity.”
    • The SCO national coordinators’ meeting was held in Islamabad from 28–30 September 2026 under Pakistan’s chairmanship.

    GS-II

  12. Friday 2 October · Internal Security and Social Issues

    India unveils 2026–2029 drug-control roadmap after ₹3,000-crore narcotics seizure in the Arabian Sea

    A joint operation seized 526 kg of heroin and methamphetamine from an Iranian dhow in India’s EEZ and led to the arrest of five Pakistani nationals.

    • The Narcotic Drugs and Psychotropic Substances Act was enacted in 1985 and is administered through the Department of Revenue.
    • The Territorial Waters, Continental Shelf, Exclusive Economic Zone and Other Maritime Zones Act was enacted in 1976.
    • The Indian Coast Guard, Gujarat Anti-Terrorism Squad and central intelligence agencies jointly conducted the 2026 operation.

    GS-IIGS-III

  13. Friday 2 October · Economy

    September GST collections cross ₹2 lakh crore, rising 14.7% year-on-year

    India’s gross GST revenue reached ₹2.04 lakh crore in September 2026, indicating sustained tax buoyancy and formalisation of economic activity.

    • Gross GST collections reached ₹2,03,521 crore in September 2026, rising 14.7% from ₹1,77,365 crore in September 2025. ([hindustantimes.com](https://www.hindustantimes.com/india-news/gst-collections-cross-rs-2-lakh-crore-in-september-rise-147-101790867120033-amp.html?utm_source=openai))
    • Net GST revenue after refunds rose 18.1% to ₹1,76,520 crore in September 2026. ([bnkcapital.com](https://www.bnkcapital.com/ajaxPages/HomeNewsPopGlobal.aspx?NewsID=&SecId=5&SubSecID=23%2C24%2C25%2C26%2C36%2C43%2C44%2C49&utm_source=openai))
    • Domestic GST revenue grew 10.1% to ₹1,37,996 crore, while import-linked GST rose 25.9% to ₹65,525 crore. ([bnkcapital.com](https://www.bnkcapital.com/ajaxPages/HomeNewsPopGlobal.aspx?NewsID=&SecId=5&SubSecID=23%2C24%2C25%2C26%2C36%2C43%2C44%2C49&utm_source=openai))

    GS-IIGS-III

  14. Friday 2 October · Polity

    Supreme Court declines recall plea in challenge to law governing CEC and Election Commissioners’ appointments

    The Supreme Court declined to entertain a recall application concerning its split verdict on whether the challenge to the 2023 appointments law should go before a Constitution Bench.

    • Article 324 vests the Election Commission with superintendence, direction and control of elections to Parliament, state legislatures, President and Vice-President.
    • The 2023 Act creates a Selection Committee comprising the Prime Minister, a Union Cabinet Minister nominated by him, and the Leader of Opposition.
    • The 2023 Act provides for a Search Committee headed by the Law Minister to prepare a panel of five persons.

    GS-II

  15. Saturday 3 October · International Relations and Economy

    India backs WTO-compliant action against trade distortions at G20 Trade Ministers’ Meeting

    At the Milwaukee G20 meeting, India opposed presumption-based trade barriers and supported rules-based measures, food security and policy space for developing countries.

    • The G20 Trade Ministers’ Meeting was held in Milwaukee, Wisconsin, under the United States Presidency in October 2026.
    • The Most-Favoured-Nation principle generally requires equal treatment among trading partners under the World Trade Organization system.
    • The 2013 Bali Ministerial Decision created an interim protection mechanism for specified public-stockholding programmes.

    GS-IIGS-III

  16. Saturday 3 October · Environment, Energy and Rural Economy

    Government launches ₹23,731-crore GOBARdhan scheme to scale up compressed biogas production

    The ten-year central-sector scheme integrates assured offtake, stable pricing, capital assistance and digital governance to expand CBG and promote a circular bioeconomy.

    • GOBARdhan is a central-sector scheme administered by the Ministry of Petroleum and Natural Gas for financial years 2026–27 to 2035–36. ([pib.gov.in](https://www.pib.gov.in/PressReleasePage.aspx?PRID=2317937&lang=1&reg=3))
    • The scheme targets nearly tenfold growth in domestic compressed biogas production to around 5 MMSCMD. ([pib.gov.in](https://www.pib.gov.in/PressReleasePage.aspx?PRID=2317937&lang=1&reg=3))
    • CBG procurement obligation is 3% in 2026–27, 4% in 2027–28 and 5% from 2028–29 onwards. ([pib.gov.in](https://www.pib.gov.in/PressReleasePage.aspx?PRID=2317937&lang=1&reg=3))

    GS-IIGS-III

  17. Saturday 3 October · Polity

    Uttarakhand publishes final electoral roll after SIR; ECI orders fresh verification of missing voters

    The final roll lists 71,58,949 electors—about 8.02 lakh fewer than before the revision—while Booth Level Officers must identify eligible voters omitted during the process.

    • Uttarakhand’s final electoral roll published on October 3, 2026 contains 71,58,949 electors, according to the Chief Electoral Officer’s office.
    • The final roll includes 37,37,701 men, 34,21,036 women and 212 third-gender electors; it covers 12,543 polling stations.
    • The pre-SIR electorate was 79,60,762 on June 8, 2026, leaving the final roll about 8.02 lakh lower.

    GS-II

  18. Saturday 3 October · Environment

    Over 2,500 trees found girdled inside Chhattisgarh’s Udanti-Sitanadi Tiger Reserve

    Forest officials have detected extensive girdling of Sal, Bija and Tendu trees, with satellite imagery indicating major habitat degradation linked to alleged encroachment.

    • Udanti-Sitanadi Tiger Reserve was notified in 2009 and has 851.09 square kilometres of core area. ([ntca.gov.in](https://ntca.gov.in/tiger-reserves/?utm_source=openai))
    • The reserve covers 1,842.54 square kilometres: 851.09 core and 991.45 buffer, according to National Tiger Conservation Authority data. ([ntca.gov.in](https://ntca.gov.in/tiger-reserves/?utm_source=openai))
    • Girdling means removing bark around a tree, interrupting nutrient movement and gradually causing death. ([indianexpress.com](https://indianexpress.com/article/india/chhattisgarh-udanti-sitanadi-tiger-reserve-tree-girdling-encroachment-10905019/))

    GS-IIGS-III

  19. Sunday 4 October · Society

    India records 3,832 new child leprosy cases in 2025–26, putting 2027 transmission target under pressure

    New National Leprosy Eradication Programme data show continuing transmission and delayed detection despite India’s district-level interruption target for 2027.

    • National Leprosy Eradication Programme was launched in 1983 after restructuring the National Leprosy Control Programme.
    • India achieved national-level leprosy elimination in December 2005, defined as prevalence below one case per 10,000 population.
    • India recorded 91,783 new leprosy cases during April 2025–March 2026, according to the latest programme data.

    GS-IIGS-III

  20. Sunday 4 October · Economy

    GST Council to consider removing arrest powers under the GST regime on October 7

    The proposal seeks to decriminalise GST offences and address concerns over excessive tax-authority powers, but would require legislative amendments if approved. ([indianexpress.com](https://indianexpress.com/article/business/arrest-powers-gst-regime-tax-authorities-10905662/?utm_source=openai))

    • GST was rolled out in July 2017 as a unified indirect-tax framework administered jointly by the Centre and states.
    • Section 69 of the CGST Act permits arrest after the Commissioner records reasons to believe and authorises a central-tax officer.
    • Central GST formations recorded 887 arrests in 72,393 GST-offence cases during 2021–22 to 2024–25.

    GS-IIGS-III

  21. Sunday 4 October · International Relations

    India rescues five seafarers after Kuwait-flagged tanker is hit by a projectile in the Strait of Hormuz

    The rescue highlights India’s growing maritime-security and consular responsibilities amid escalating risks to commercial shipping in the Persian Gulf. ([moneycontrol.com](https://www.moneycontrol.com/news/business/india-reaffirms-seafarer-safety-commitment-after-five-indians-rescued-from-tanker-in-hormuz-14043939.html?utm_source=openai))

    • The Strait of Hormuz connects the Persian Gulf with the Gulf of Oman and lies between Iran and Oman-related waters.
    • The United States Energy Information Administration recorded 20.7 million barrels per day through Hormuz in 2024.
    • The Strait of Hormuz carried about one-fifth of global liquefied natural gas trade in 2024, according to the EIA.

    GS-IIGS-III

GS3 · Economy, environment, science and security

  1. Monday 28 September · Science & Technology

    India flags off its first LNG-powered train from Sabarmati, piloting diesel–LNG dual-fuel rail transport

    The initiative tests LNG as a transitional alternative fuel for railways while targeting lower diesel consumption, emissions and fuel costs.

    • LNG means natural gas cooled until liquid, reducing its volume and enabling storage and transport in specialised tanks.
    • India’s first LNG-powered train was flagged off from Sabarmati Railway Station, Ahmedabad, on September 27, 2026. ([amitshah.co.in](https://amitshah.co.in/post/press/Union-Home-Minister-and-Minister-of-Cooperation-Shri-Amit-Shah-inaugurates-development-projects-worth-%E2%82%B91472-crore-and-flagged-off-the-countrys-first-LNGpowered-train-from-Sabarmati-Railway-St))
    • The train uses diesel–LNG dual-fuel propulsion and can switch between the two fuels during operations. ([amitshah.co.in](https://amitshah.co.in/post/press/Union-Home-Minister-and-Minister-of-Cooperation-Shri-Amit-Shah-inaugurates-development-projects-worth-%E2%82%B91472-crore-and-flagged-off-the-countrys-first-LNGpowered-train-from-Sabarmati-Railway-St))

    GS-III

  2. Tuesday 29 September · Economy

    India’s industrial output grows 8% in August 2026 under the new 2022–23 IIP base year

    August industrial production accelerated to 8%, led by manufacturing and electricity, while mining contracted and July growth was revised upward.

    • The current Indian IIP series uses 2022–23 as its base year and assigns the base-year index a value of 100. Source: MoSPI, 2026.
    • Under the 2022–23 series, manufacturing carries 76.062% weight, mining 11.053%, electricity and gas 10.865%. Source: MoSPI, 2026.
    • August 2026 IIP grew 8% year-on-year; manufacturing rose 9%, electricity and gas 12.3%, and mining fell 5.6%. Source: PIB, 2026.

    GS-III

  3. Wednesday 30 September · Environment

    India issues first PRAMAAN certificates under the Indian Forest and Wood Certification Scheme

    The inaugural certifications mark the operational rollout of India’s voluntary framework for sustainable forest management and traceable wood and bamboo supply chains.

    • PRAMAAN is the brand name of India’s Indian Forest and Wood Certification Scheme, launched by MoEFCC in December 2023.
    • India’s first PRAMAAN certificates were handed over on September 29, 2026, to Andhra Pradesh and Odisha recipients.
    • The Andhra Pradesh Forest Development Corporation certificate covered plantations of approximately 33,000 hectares.

    GS-III

  4. Wednesday 30 September · Science & Technology

    RDI Fund rollout stalls as Technology Development Board pauses fresh deep-tech funding applications

    The Technology Development Board has stopped inviting new applications after its first funding round, reportedly because the promised Research, Development and Innovation Fund allocation is yet to arrive.

    • The Research, Development and Innovation Scheme was approved by the Union Cabinet on 1 July 2025 with ₹1 lakh crore over six years.
    • The Technology Development Board is a statutory body under the Department of Science and Technology.
    • The Technology Development Board received ₹2,000 crore and offered ₹2,192 crore in soft loans to 22 companies.

    GS-IIIGS-IV

  5. Thursday 1 October · Science & Technology

    CHIME makes first standalone detection of ancient neutral-hydrogen glow, opening a new route to study dark energy

    The Canadian Hydrogen Intensity Mapping Experiment, with Indian researchers involved through Raman Research Institute, detected the faint 21-cm hydrogen signal using its own data without an external galaxy survey.

    • CHIME means Canadian Hydrogen Intensity Mapping Experiment, a radio telescope located in British Columbia, Canada.
    • Neutral hydrogen emits a natural 21-centimetre radio signal used to trace matter across cosmic distances.
    • The 2026 CHIME analysis used 94 nights of observations collected during 2019.

    GS-III

  6. Sunday 4 October · Environment

    India begins first captive-bred Great Indian Bustard rewilding exercise in Jaisalmer

    The Environment Ministry has initiated the release process for captive-bred Great Indian Bustards, marking Project GIB’s transition from breeding to rewilding.

    • The Great Indian Bustard is critically endangered and is Rajasthan's state bird, associated strongly with the Thar landscape.
    • The pilot release involves two captive-bred male chicks in controlled enclosures inside Desert National Park, Jaisalmer.
    • Project GIB has been implemented since 2013, while artificial incubation of wild-collected eggs began in 2019.

    GS-IIIGS-IV

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