IEC 61131 Accredited Testing Labs in United States
IEC 61131, all parts5 laboratories in United States are accredited by A2LA for at least one part of IEC 61131. Each lab card shows which parts it holds. From the accredited scope text: “IEC 61131-2 (2017) Sec. 7.3; IEC 61131-6 (2012); EN 61131-6 (2013); EN IEC 61326-1 (2021); IEC 61326-1 (2020); EN 61326-1 (2013); Lloyd's Register - LR Type; Approval System Test Specification 1 (2013” “IEC 61131-2 (2007, 2017) (Sections 8 & 9); EN 61132-2 (2007) (Sections 8 & 9); IEC 60118-13 (2011, 2016); EN 60118-13 (2011); EN ISO 11608-1 (Section 11); CISPR 24 (2010+C1:2011+A1:2015, 2015) ; EN 50”
This page is a fixed slice of the register: every IEC 61131 scope we hold for United States. Search narrows it further by city, accreditation body, or a term from the scope text itself.
ISO/IEC 17025 is the international standard for the competence of testing and calibration laboratories. Accreditation to this standard provides independent confirmation that a laboratory operates a quality management system and is technically competent to produce valid results within its declared scope.