Criminal Evidence Law

Evidence that, if believed, establishes a fact without requiring an inference about that fact.

Evidence of surrounding facts from which the existence of another fact may reasonably be inferred.

When there is more than one circumstance, the underlying facts are proved, and their combination establishes guilt beyond reasonable doubt.

Yes, if the requirements of Rule 133 are satisfied and guilt is established beyond reasonable doubt.

When the evidence is evenly balanced on guilt, the presumption of innocence requires acquittal.

The fact that a crime has actually been committed, established by evidence of the injury or loss and its criminal cause where applicable.

No. It means the essential fact of the crime, not necessarily a physical corpse.

Independent evidence of the corpus delicti.

A confession acknowledges guilt of an offense; an admission acknowledges a relevant fact that may fall short of guilt.

An acknowledgment accompanied by an explanation, condition, or qualification affecting its meaning.

A person's act or declaration generally cannot prejudice another, except under recognized evidentiary rules.

A statement or conduct indicating that a party has accepted another person's assertion as true, when the required foundation exists.

Except in specified cases, an offer to compromise may be received as an implied admission of guilt under Rule 130.

An offer may have evidentiary significance under the rules without expressly admitting every element of the offense.

A legal inference that operates unless sufficient contrary evidence is presented.

A presumption that the law does not permit to be contradicted under its applicable conditions.

A disputable presumption that official duty has been regularly performed.

No. It cannot substitute for proof beyond reasonable doubt or overcome credible evidence of official irregularity.

A disputable presumption that evidence willfully suppressed would be adverse if produced, subject to recognized limitations.

Motive may help explain conduct or identity but is not ordinarily an essential element unless the law requires it.

Motive is the reason for acting; intent is the mental purpose to perform the prohibited act or produce its result.

Testimony or other evidence directly identifying a person as the perpetrator of an offense.

Opportunity to observe, lighting, distance, duration, stress, prior familiarity, and suggestive identification procedures.

A defense asserting that the accused was elsewhere when the crime occurred.

Credible proof of presence elsewhere and circumstances showing that presence at the crime scene was physically impossible or highly improbable.

No. The prosecution always bears the burden of proving guilt beyond reasonable doubt.

A witness's earlier statement that materially conflicts with the witness's present testimony.

To test credibility and provide the witness an opportunity to explain the inconsistency under the applicable rules.

A witness whom the court determines may be examined as hostile under the conditions prescribed by Rule 132.

No. The court must apply the governing criteria for treating the witness as hostile.

It is limited to opinions permitted by the Rules of Evidence and grounded in the witness's perception.

When specialized knowledge, skill, experience, training, or education qualifies the witness to assist the court on a relevant matter.

No. The court evaluates its foundation, methodology, consistency, and persuasive value.

Qualifications concern expertise; reliability concerns whether the particular opinion rests on sound and relevant grounds.

To govern the admissibility and evidentiary treatment of electronic documents, electronic data messages, and related evidence within their scope.

Information or a representation of information received, recorded, transmitted, stored, processed, retrieved, or produced electronically under the applicable rules.

It establishes that the electronic evidence is what its proponent claims it to be.

Through digital signatures, security procedures, or other evidence demonstrating its integrity and authenticity under applicable rules.

No. Its source, integrity, and connection to the alleged author may require proof.

Data describing characteristics of other data, such as creation information, modification history, timestamps, or technical attributes.

It helps establish authenticity, integrity, provenance, and whether the evidence was altered.

A computed value derived from data that can assist in checking whether the data has changed.

No. It supports integrity verification but does not independently establish authorship.

The documented sequence of collection, handling, transfer, examination, storage, and presentation of evidence.

To help establish that the item presented is the same item collected and that its integrity was preserved.

No. The effect depends on the governing law, the nature of the evidence, and whether identity and integrity remain sufficiently established.

Because the identity and integrity of the seized substance are central to proving the corpus delicti.

To identify the item and reduce the risk of substitution, confusion, or misidentification.

It helps document handling and detect possible interference, supporting evidentiary integrity.

The description may corroborate circumstances but does not necessarily establish reliable personal identification.