Section51
The Indian Evidence Act, 1872

Grounds of opinion, when relevant

Repealed From 01 Sep 1872 Act 1 of 1872 As on 17 Oct 2026

Act 1 of 1872 Ministry Law and Justice Enacted 15 Mar 1872 In force 01 Sep 1872

This provision is repealed. Repealed by section 170 of the Bharatiya Sakshya Adhiniyam, 2023 (47 of 2023) with effect from 1 July 2024. It is reproduced because conduct before that date is still charged, tried and appealed under it.

Section 51 of the Indian Evidence Act, 1872 deals with grounds of opinion, when relevant. Whenever the opinion of any living person is relevant, the grounds on which such opinion is based are also relevant. The Act came into force on 01 Sep 1872. Repealed by section 170 of the Bharatiya Sakshya Adhiniyam, 2023 (47 of 2023) with effect from 1 July 2024, but conduct before that date is still charged, tried and appealed under it.

Whenever the opinion of any living person is relevant, the grounds on which such opinion is based are also relevant.

Illustration An expert may give an account of experiments performed by him for the purpose of forming his opinion. CHARACTER WHEN RELEVANT

Section 51, The Indian Evidence Act, 1872 (Act 1 of 1872).

Now in the Bharatiya Sakshya Adhiniyam

BSA 45 Grounds of opinion, when relevant Text carried over almost unchanged 96%

Measured by comparing the text of the two provisions, not taken from an official correspondence table — there is no machine-readable one. See both texts side by side before relying on it.

Both regimes are live. The repealed enactment still governs what happened while it was in force. We never redirect one to the other.

Judgments citing this section

These may be obiter dicta or a precedent, for you to study. These are the judgments where this section is quoted.

  1. High Court 20 Jul 2018 SKHC010002252017

    … Anish Rai vs. State of Sikkim the concerned document in that regard. Exhibit-13(a) is my signature. Exhibit-14 (in four numbers) are the concerned X-ray films." 15. Having perused the said report, we may usefully refer to Section 45 and Section 51 of the Indian Evidence Act, 1872, which provides as follows; > ― 45. Opinions of experts. —When the Court has to form an opinion upon a point of foreign law or of science or art, or as to identity of handwriting or finger impressions, the opinions upon that point of persons specially skilled in such foreign …

    Read this order on eCourtsIndia

Questions about Section 51

What does Section 51 of the Indian Evidence Act deal with?

Section 51 of the Indian Evidence Act is headed "Grounds of opinion, when relevant". Whenever the opinion of any living person is relevant, the grounds on which such opinion is based are also relevant.

How do I find court cases under Section 51 of the Indian Evidence Act?

In judgments and charge sheets this section is written several ways, and each form finds a different set of orders. These search the full text of every order eCourtsIndia holds, best matches first: IEA 51, section 51 IEA, section 51 of the Indian Evidence Act. Each opens the full list of orders on eCourtsIndia, where it can be narrowed by court, year and outcome.

What should I read with Section 51 of the Indian Evidence Act, and has it changed?

For anything done on or after 1 July 2024 the provision to read is BSA 45 (Grounds of opinion, when relevant), which replaced it; conduct before that date is still charged, tried and appealed under this section.

When did Section 51 of the Indian Evidence Act come into force?

Section 51 of the Indian Evidence Act, cited as IEA 51, came into force on 01 Sep 1872, having been enacted on 15 Mar 1872. It is no longer in force.

Other sections of this Act

Source and method. Compiled from the enactments of Parliament and of the State legislatures as published on India Code, and republished together with commentary and other original matter under section 52(1)(q)(ii) of the Copyright Act, 1957. Structured, cross-referenced and maintained by eCourtsIndia. Recovered from the consolidated text published by India Code (item e51341fa-7528-4327-9a57-5d194e16db6f). This page is not a substitute for legal advice.