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Relevance

Definition

The logical quality of evidence that makes a fact in dispute more or less probable. Under FRE Rule 401, evidence is relevant if it has any tendency to make a fact of consequence more or less probable. Under the BSA 2023, relevance is a statutory category defined by Sections 5 to 55.

Governs
Whether evidence may be considered at all
US standard
FRE Rule 401
India standard
BSA 2023, Sections 3 to 50
Distinct from
Admissibility, which is a separate additional gate
Sub-field
Legal foundations of forensic evidence

Common questions

Why is relevance treated as separate from admissibility?+

Relevance asks only whether evidence logically bears on a disputed fact, while admissibility asks whether relevant evidence should still be excluded for other reasons, such as unfair prejudice, hearsay, or unlawful collection, so evidence can be relevant yet inadmissible.

How does the BSA 2023 approach to relevance differ structurally from the US FRE approach?+

The BSA 2023 defines relevance through a detailed statutory list of specific categories across Sections 5 to 55, whereas the FRE uses one general principle in Rule 401 and lets case law fill in the categories, making the US approach more flexible but less enumerated.

Can evidence be highly relevant but still carry little weight?+

Yes, relevance determines whether evidence is considered at all, while weight, decided by the fact-finder, reflects how persuasive or reliable that evidence turns out to be once admitted.

Related terms

Probative Value
The strength of the evidence's tendency to prove or disprove a fact in issue. High probative value means the evidence substantially changes...
Admissibility
Whether a piece of evidence is permitted to be placed before the fact-finder at all. Admissibility is a threshold question, decided by...
Bharatiya Sakshya Adhiniyam 2023 (BSA)
India's current evidence statute, which replaced the Indian Evidence Act 1872. Section 63 of the BSA governs electronic records and requires a...
Defence Fallacy
The converse error of inflating the importance of the RMP by arguing that, because many people in the population share the profile,...
Exclusionary Rule
A rule that evidence obtained in violation of constitutional or statutory search-and-seizure requirements cannot be used at trial. Applied strictly and automatically...
Federal Rules of Evidence (FRE)
The rules governing the admission of evidence in US federal courts, adopted in 1975 and regularly amended. Rule 401 defines relevance; Rule...
Likelihood Ratio (LR)
The ratio of two conditional probabilities: the probability of the observed evidence given the prosecution's hypothesis (same source), divided by the probability...
Prejudicial Effect
The risk that evidence will influence a fact-finder's decision through emotion, bias, or confusion rather than through rational inference. Courts balance prejudicial...
Prosecutor's Fallacy
The error of treating the RMP (or its reciprocal) as the probability that the defendant is innocent, or as the probability that...

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