Release of NIST Handbook 150-5, 2020 Edition The following are the primary changes that have been made in the 2020 edition:
• the numbering has been updated to reflect that used by ISO/IEC17025:2017, General requirements for the competence of testing and calibration laboratories.
• requirements that closely duplicated existing requirements in either ISO/IEC 17025 or NIST Handbook 150 have been reMOVed.