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RBI tightens forex derivative rules, imposes 20% cash reserve to defend rupee

RBI tightens forex derivative rules, imposes 20% cash reserve to defend rupee

Rule Changes

Central bank clarifies which contracts face the 20% cash reserve; 12-month forward premium jumps 102 basis points in October as hedging costs climb

October 29th, 2026: FCNR(B) hedging costs rise

Overview

Updated 7 days ago

The Reserve Bank of India cut the limit for forex derivative trades that lack proof of an underlying exposure from $100 million to $5 million, and imposed a 20% cash reserve on rupee-linked contracts above $2 million notional. The October 10 measures also barred rebooking of cancelled rupee contracts and opened a dollar sales window for three state oil firms.

On October 15 the RBI clarified that the reserve applies where a customer buys foreign currency against the rupee, and only to contracts signed after the October 10 and 12 directions. Banks are still asking how to value complex options strategies and recover the cost from clients. The 12-month dollar-rupee forward premium rose 102 basis points in October, making it dearer for banks to hedge dollar interest payments on foreign currency deposits.

Why it matters

The new rules raise the cost of currency hedging in India and test whether the RBI can steady the rupee near record lows.

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Key Indicators

$5M
New unhedged trading threshold
Cut from $100 million to $5 million equivalent across all authorized dealers.
20%
Foreign Exchange Risk Reserve
Cash reserve banks must hold with RBI on rupee-linked derivative contracts above $2 million notional. Extended to non-resident customers on October 13 and to banks' own hedges.
$2M
FERR notional threshold
Contracts above this notional value trigger the 20% cash reserve requirement.
102 bps
Forward premium rise
The 12-month dollar-rupee forward premium climbed 102 basis points in October, raising hedging costs for banks.
$51.1B
Forex reserve decline
Fall from record $785.71 billion on Sept 4 to $734.60 billion on Oct 2.
95.28
USD/INR rate
The rupee traded at 95.28 on October 14, about 150 paise above the 96.78 level when the RBI announced its measures on October 10.

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Organizations Involved

Reserve Bank of India
Reserve Bank of India
Central bank
Issued forex derivative curbs on October 10, 2026, and clarifications on October 15

India's central bank, which tightened forex derivative rules to support the rupee.
IO
Indian Oil Corporation
State-owned oil company
One of three OMCs receiving direct dollar sales from RBI

India's largest state-owned oil marketing company.
Hindustan Petroleum Corporation
Hindustan Petroleum Corporation
State-owned oil company
One of three OMCs receiving direct dollar sales from RBI

State-owned oil marketing company receiving direct dollar sales from RBI.
Bharat Petroleum Corporation
Bharat Petroleum Corporation
State-owned oil company
One of three OMCs receiving direct dollar sales from RBI

State-owned oil marketing company receiving direct dollar sales from RBI.

Timeline

August 2013 October 2026

11 events Latest: October 29th, 2026 · 1 week ago Showing 8 of 11
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  1. FCNR(B) hedging costs rise

    Latest Market

    The 12-month dollar-rupee forward premium rose 102 basis points in October, and the 20% cash reserve made hedging dollar interest on foreign currency deposits costlier for banks.

  2. RBI issues FAQs on forex reserve rules

    Policy

    RBI said the 20% reserve applies where a customer buys foreign currency against the rupee, and only to contracts entered after the October 10 and 12 directions.

  3. RBI extends FERR to non-resident customers

    Policy

    RBI widened FERR to non-deliverable rupee contracts involving non-resident customers, only for hedging purposes, eliminating dollar hoarding opportunities.

  4. Dollar window for oil firms takes effect

    Policy

    RBI begins direct dollar sales to IOC, HPCL, and BPCL for crude imports.

  5. Banks seek RBI relief on forex curbs

    Policy

    Banks and forex market participants urged RBI to relax rules, extend deadlines, and provide clarity amid the rupee's recovery.

  6. Rupee recovers to 95.28

    Market

    The rupee strengthened about 150 paise over two days to 95.28 per dollar as RBI measures curbed speculation and oil company dollar demand left the open market.

  7. RBI tightens forex derivative rules

    Regulation

    RBI cuts unhedged threshold to $5 million, imposes 20% cash reserve, bars rebooking.

  8. Forex reserves fall to $734.60 billion

    Data

    Reserves dropped $51.1 billion in a month amid crude pressure and outflows.

  9. Banks seek clarity on reserve mechanics

    Policy

    Banks asked the RBI how to calculate notional value for complex options strategies and how to recover reserve costs from customers, and are awaiting further guidance.

  10. Forex reserves hit record $785.71 billion

    Data

    India's foreign exchange reserves reached an all-time high.

  11. RBI opens forex swap window for oil firms

    Historical

    During the taper tantrum, RBI opened a swap window for three state oil firms.

Scenarios

1

Rupee stabilizes as RBI measures curb speculation

Possible Resolves by End of 2026

Discussed by: Analysts quoted in The Hindu BusinessLine and The Indian Express

The measures moderate speculative positioning and duplicate hedging. The dollar window for oil firms removes a major source of spot market demand, easing pressure on the rupee. Banks pass on higher compliance costs, but genuine hedgers absorb the added documentation burden.

2

Rupee breaks past 98 despite RBI measures

Possible Resolves by End of 2026

Discussed by: Analysts noting global factors dominate, per The Hindu BusinessLine

Global factors — crude prices, US Treasury yields, foreign investor outflows — outweigh the RBI's measures. The rupee continues to slide past 98 per dollar. The measures may moderate excessive positioning but cannot reverse the underlying dollar demand.

3

RBI escalates with further restrictions

Uncertain Resolves by End of 2026

Discussed by: Market participants watching for follow-up measures

If the current measures prove insufficient, the RBI adds new restrictions on derivative trading or hedging. The central bank could extend the dollar window beyond oil firms or tighten documentation requirements further.

4

RBI eases some new forex rules after bank feedback

Deadline passed (Oct 31, 2026)

Discussed by: Banks and forex market participants, per The Financial Express

Banks have asked the RBI to relax the new rules, extend deadlines, and clarify trading requirements. If the RBI softens the measures, hedging costs may fall and forward premiums may recover.

5

Forward premiums stay high as reserve ties up bank cash

Possible Resolves by End of 2026

Discussed by: CAalley, citing bank treasury views

The 20% cash reserve locks up funds for the life of each contract, and the 12-month forward premium has already risen 102 basis points in October. If premiums stay elevated, importers and banks pay more to hedge, and some banks may leave positions unhedged.

Historical Context

One moment from history that rhymes with this story — and how it unfolded.

August 2013

Taper tantrum forex window (2013)

During the 2013 'taper tantrum', when the US Federal Reserve signaled it would wind down bond purchases, the RBI opened a forex swap window to meet the daily dollar needs of three state oil firms. They needed around $8 billion to $8.5 billion a month for crude imports.

Then

The window diverted oil-import dollar demand from the open market, easing pressure on the rupee during the selloff.

Now

The rupee stabilized as global conditions improved. The 2026 facility differs by using direct dollar sales rather than swap arrangements with future buyback.

Why this matters now

The October 2026 dollar window for the same three oil firms is the first such facility since 2013, showing the RBI is using a proven playbook to support the rupee.

Sources

(20)
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Reserve Bank of India The Economic Times The Hindu BusinessLine The Indian Express The Financial Express IANS TaxGuru The Times of India CalledIt News The Economic Times Moneylife CAalley.com Mint Business Standard The Economic Times The Economic Times The Times of India The Indian Express The Financial Express The Economic Times