Lawpatra.ai

Lawpatra is an AI-powered legal education platform designed to help aspirants crack premier law entrance and judiciary examinations. With adaptive mock tests, precision analytics, and 24/7 personalized AI tutoring, we provide a comprehensive ecosystem for your entire legal career journey.

Get it onGoogle Play

Company

About
Blog
Careers
Contact us

Legal

Privacy Policy
Terms of Service
Account deletion

Product

AI Tutor
Features
How it works

Law Entrances

CLAT
CLAT PG
AILET
SLAT
MH CET Law

Judiciary

MPSC Civil Judge
Chhattisgarh Judiciary
OPSC Civil Judge
Gujarat Judiciary
Delhi Judicial Services
UP PCS-J
Rajasthan Judiciary Service

Bare Acts

Browse all
BNS
BNSS
BSA
IPC
CrPC
IEA
HMA
IDA
MVA

© 2026 Blingwork Technologies Pvt. Ltd. All rights reserved.

Offices: Hyderabad & Jodhpur

BSA Section 45: Grounds of opinion, when relevant — Lawpatra | Lawpatra

Start Practicing

BSA Chapter IISection 45

Section45

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.

Illustration.

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

Keep going

Newsletter

Join the top 1% of law aspirants

Get weekly high-yield legal updates, landmark judgment breakdowns, and smart prep strategies sent straight to your inbox.

We never share your email.

Previous year papers

Pick your exam — we'll email the most recent paper.

Download previous year papers

For

Email *

Name (optional)

Phone (optional)

City (optional)

We'll never share your email. Promise.

Chapter II

Relevancy of Facts

In this chapter

3Evidence may be given of facts in issue and relevant facts
4Relevancy of facts forming part of same transaction
5Facts which are occasion, cause or effect of facts in issue or relevant facts
6Motive, Preparation and previous or subsequent conduct

Previous · Section 44Opinion on relationship, when relevant Next · Section 46In civil cases character to prove conduct imputed, irrelevant

7Facts necessary to explain or introduce fact in issue or relevant facts

8Things said or done by conspirator in reference to common design

9When facts not otherwise relevant become relevant

10Facts tending to enable Court to determine amount are relevant in suits for damages

11Facts relevant when right or custom is in question

12Facts showing existence of state of mind, or of body or bodily feeling

13Facts bearing on question whether act was accidental or intentional

14Existence of course of business when relevant

15Admission defined

16Admission by party to proceeding or his agent

17Admissions by persons whose position must be proved as against party to suit

18Admissions by persons expressly referred to by party to suit

19Proof of admissions against persons making them, and by or on their behalf

20When oral admissions as to contents of documents are relevant

21Admissions in civil cases when relevant

22Confession caused by inducement, threat, coercion or promise, when irrelevant in criminal proceeding

23Confession to police officer

24Consideration of proved confession affecting person making it and others jointly under trial for same offence

25Admissions not conclusive proof, but may estop

26Cases in which statement of relevant fact by person who is dead or cannot be found, etc., is relevant

27Relevancy of certain evidence for proving, in subsequent proceeding, truth of facts therein stated

28Entries in books of account when relevant

29Relevancy of entry in public record or an electronic record made in performance of duty

30Relevancy of statements in maps, charts and plans

31Relevancy of statement as to fact of public nature contained in certain Acts or notifications

32Relevancy of statements as to any law contained in law books including electronic or digital form

33What evidence to be given when statement forms part of a conversation, document, electronic record, book or series of letters or papers

34Previous judgments relevant to bar a second suit or trial

35Relevancy of certain judgments in probate, etc., jurisdiction

36Relevancy and effect of judgments, orders or decrees, other than those mentioned in section 35

37Judgments, etc., other than those mentioned in sections 34, 35 and 36 when relevant

38Fraud or collusion in obtaining judgment, or incompetency of Court, may be proved

39Opinions of experts

40Facts bearing upon opinions of experts

41Opinion as to handwriting and signature, when relevant

42Opinion as to existence of general custom or right, when relevant

43Opinion as to usages, tenets, etc., when relevant

44Opinion on relationship, when relevant

45Grounds of opinion, when relevant

46In civil cases character to prove conduct imputed, irrelevant

47In criminal cases previous good character relevant

48Evidence of character or previous sexual experience not relevant in certain cases

49Previous bad character not relevant, except in reply

50Character as Affecting damages