检测实验室委员会 CTL(Committee of Testing Laboratories)是国际电工委员会电工产品合格测试与认证组织IECEE(International Electrotechnical Commission for Conformity Testing and Certification of Electrical Equipment)的技术分支机构，是由一些国家的 CB 检测实验室(按 IECEE 规则被接受的检测实验室)的技术专家参与的技术论坛，在 IECEE 的国家认证机构 NCBs (National Certification Bodies) 成员的职责下运作。CTL 由来自各 NCB 和 CB 实验室的代表组成，负责处理测试程序，并解释技术要求、测试条件、测试设备以及比对测试。统一对检测标准和检测方法的理解，并最终形成 CTL 决议。
Committee of Testing Laboratories (CTL)
Terms of reference
The aim of the Committee of Testing Laboratories (CTL) shall be to achieve reproducibility of test results and to promote a close collaboration between testing laboratories.
The task of the CTL is to
a. handle questions of practice related to the test specifications and test methods detailed in the standards accepted for use in the IECEE,
b. detail the way in which the tests related to the IECEE have to be carried out so as to achieve the necessary reproducibility of test results,
c. harmonize the design and use of the test equipment if referred to in standards and to make recommendations to the relevant technical committee or subcommittee of the IEC for improvements of those standards,
d. develop and maintain lists of testing equipment
e. Establish test equipment requirements for standards used for the IECEE
f. manage and support Proficiency Testing Programmes as appropriate
g. organize workshops pertaining to the CTL activities and technical issues
h. provide testing laboratories with a forum in which practical testing problems can be demonstrated and discussed,
i. carry out other technical work as directed by the CMC.