ASTM E620 - 18

    Standard Practice for Reporting Opinions of Scientific or Technical Experts

    Active Standard ASTM E620 | Developed by Subcommittee: E30.11

    Book of Standards Volume: 14.02


      Format Pages Price  
    PDF 3 $42.00   ADD TO CART
    Hardcopy (shipping and handling) 3 $42.00   ADD TO CART
    Standard + Redline PDF Bundle 6 $50.00   ADD TO CART



    Significance and Use

    3.1 This practice establishes those elements of the expert’s opinion report which will make the report understandable to the intended recipient and focus on the technical aspects germane to the purpose for which the opinion is rendered.

    1. Scope

    1.1 This practice covers the scope of information to be contained in formal written technical reports which express the opinions of the scientific or technical expert with respect to the study of items that are or may reasonably be expected to be the subject of criminal or civil litigation.

    1.2 If compliance with this practice is claimed, the justifications for any deviations from this practice must be documented.

    1.3 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

    1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.


    2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

    ASTM Standards

    E678 Practice for Evaluation of Scientific or Technical Data

    E2655 Guide for Reporting Uncertainty of Test Results and Use of the Term Measurement Uncertainty in ASTM Test Methods


    ICS Code

    ICS Number Code 03.160 (Law. Administration)

    UNSPSC Code

    UNSPSC Code


    Referencing This Standard
    Link Here
    Link to Active (This link will always route to the current Active version of the standard.)

    DOI: 10.1520/E0620-18

    Citation Format

    ASTM E620-18, Standard Practice for Reporting Opinions of Scientific or Technical Experts, ASTM International, West Conshohocken, PA, 2018, www.astm.org

    Back to Top