Subject guides

Evidence fundamentals: the decision tree that answers most questions

The BATAS editorial team··4 min read

Evidence is the block of Remedial Law that candidates study last and remember least, because it reads as a list of rules. It is not: it is a sequence of questions, asked in a fixed order, and a candidate who knows the order can classify almost any piece of offered proof in ninety seconds.

This article is the order.

The sequence

For any item of evidence, ask in this order. Do not skip ahead — most wrong answers come from starting at the exclusion.

  1. Is it relevant? Does it tend to establish a material fact in issue, either by itself or with others? If not, the inquiry ends.
  2. Who must prove what? Burden of proof, burden of going forward, and presumptions — because some evidence matters only to shift a burden.
  3. Is it competent? Is there a rule excluding it even though relevant?
  4. Which exclusion applies? Hearsay, privilege, the best-evidence rule, character evidence, the disqualifications by reason of marriage or privilege.
  5. Is there an exception or an admission that lets it in anyway?

Relevance, then competency, then exclusion, then exception. That is the whole architecture.

Relevance and materiality

Two words that candidates use interchangeably and examiners distinguish:

  • Materiality concerns the fact in issue: is this proposition one the pleadings and the law put in issue?
  • Relevance concerns the relationship between the evidence and that proposition.

The practical consequence: evidence can be highly probative and still immaterial, because the case is not about that fact. Answers that skip materiality sometimes admit the decisive evidence in a case where it proves nothing.

Competency: the exclusionary rules

Five rules cover most questions.

Hearsay. An assertion made outside the hearing offered to prove the truth of what it asserts. The examinable structure is: what is the out-of-court statement, what is it offered to prove, and does an exception apply? Learn the exceptions as a list with a condition each, because the questions are usually about a condition ("dying declaration — requires that the declarant be conscious of impending death").

Privilege. The privileged communications — marital, attorney-client, physician-patient, priest-penitent — and, importantly, who may waive and who may claim. Questions often turn on whether the privilege belonged to the person who gave it up.

The best-evidence rule. The original document rule: when the content of a writing is the subject of the inquiry, the original is required — and the exceptions (lost or destroyed, in the opponent's control, collateral matters, voluminous records, public records).

Character evidence. Generally inadmissible to prove conduct; examinable in its exceptions (criminal cases, where it may relate to the offended party's character in certain offences).

Exclusions by disqualification — relationship or party status that bars testimony altogether, as distinct from a privilege that may be waived.

Admissions and confessions

A separate family, and examinable on its own terms:

  • Admission — against interest, need not be against penal interest.
  • Confession — an acknowledgment of guilt, and, in criminal cases, subject to the constitutional requirements on custodial investigation.
  • The effect of the rule on admissions — an admission made by one cannot bind another, except in the circumstances the rules allow (conspiracy, and the treatment of admissions of a co-accused).

That last point is a perennial question: the admission of one accused is not evidence against another, subject to the exceptions. Learn the exceptions with the reason.

Presumptions and judicial notice

Two shortcuts that decide questions quickly:

  • Presumptions — conclusive presumptions (which are really rules of substantive law) and disputable presumptions (which shift the burden). Learn the ones the coverage names, and know that a disputable presumption is not evidence by itself; it affects the burden.
  • Judicial notice — what a court may or must notice, and the effect. Questions about proving foreign law, official records, or notorious facts are judicial-notice questions.

The offer and objection mechanics

A block that candidates ignore and questions test:

  • Offer of evidence — when it must be made, and the effect of failing to offer.
  • Objection — when it must be made. An objection not made at the right time is waived, and the evidence stays in the record.
  • Offer and objection as a procedural pair — the reason for the order, and what happens when a ruling reserves.
  • The effect of exclusion — on the record, and on appeal.

An answer that discusses admissibility and never mentions whether an objection was made is answering a different question: the same evidence can be inadmissible and nevertheless in the record.

The classification drill

The way to learn this block is mechanical classification, not reading:

  1. Take twenty fact statements from past papers or a reviewer — one sentence each, offering a piece of proof.
  2. For each, write: relevant/material (one line), competent, the exclusion in issue, the exception, and the conclusion.
  3. Do it in twenty minutes. Repeat weekly with fresh statements.

After three weeks the sequence is automatic, and evidence questions become what they are in the paper: fast, precise classifications that free time for the harder problems on the same paper.

Why evidence belongs early

Evidence is part of the 25% sitting and it also appears in Criminal Procedure questions and in Commercial law problems about documentary proof. It is cheap to learn and precisely markable, and it is the block most often sacrificed to procedure.

Study it as the decision tree above, drill it weekly, and it becomes a source of secure marks rather than a last-week panic.

For the sitting's map, see how to study Remedial Law; for the remedies that depend on it, jurisdiction and remedies.

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Written by the BATAS editorial team. This article is a study aid, not legal advice, and the law it describes is stated as of 20 October 2026 — verify against the official text before relying on it. How we write and check these articles: editorial standards.