SEBI’s new mutual fund rulebook: what changed on 1 April 2026

What changed

The SEBI (Mutual Funds) Regulations, 1996 governed Indian mutual funds for close to three decades. Over that period, guidance accumulated in hundreds of circulars, amendments and clarifications layered on top of the original text.

The 2026 regulations replace that framework. The principal regulation is substantially shorter than its predecessor, and the operational detail has been moved into a separate Master Circular for Mutual Funds, released in March 2026. The intent is a rulebook of principles, with the machinery kept elsewhere.

The reform targets three areas that touch investor experience directly: cost transparency, fund categorisation, and investor protection standards.

Key highlights

• The 1996 regulations stand replaced; the new framework applies from 1 April 2026.
• Operational guidance now sits in a consolidated Master Circular rather than scattered across individual circulars.
• Expense disclosure moves to a base-plus-itemised presentation, which changes how expense ratios read.
• Category definitions are tighter, so scheme names must match portfolios more closely.
• A lighter framework for passive strategies and a separate route for sophisticated investment products were introduced.
• The April–June 2026 quarter was the first full compliance period under the new rules.

What did not change — and this is the important part

If you held mutual fund units before 1 April 2026, the fundamentals of how your investment works are unchanged. Your money continues to be held in a trust that is separate from the asset management company's own balance sheet. You retain the right to redeem at any time, other than in lock-in schemes such as ELSS, which continue under their own terms.

Your existing SIPs continue. Your existing holdings continue to be managed, now under the updated framework. The 2026 regulations changed the structure and administration of the rules — not a unit holder's fundamental rights.

We are stressing this because a headline about the biggest overhaul in thirty years invites the assumption that something must be done. For most retail investors, nothing must be done.

Where you will actually notice it

Three places, over time. First, in scheme documents — updated Scheme Information Documents and AMC communications will reflect the new definitions and disclosure formats. Second, in expense ratio figures, which are now presented differently and so do not compare cleanly with figures published before April 2026. Third, in category labels, where some schemes have been reclassified, merged or restructured to comply.

Whenever a scheme you hold is restructured, the AMC is required to communicate it to you. Those letters and emails are the ones worth reading rather than filing.

What to check

1. Any AMC communication received since April 2026 about a change to a scheme you hold.
2. Whether you hold two funds that may have been affected by the new overlap rules — for instance a value fund and a contra fund from the same fund house.
3. That expense ratio comparisons you make are between figures on the same basis, both post-April 2026.
4. That your registered contact details are current with the registrar, so restructuring notices actually reach you.

Frequently asked questions