2.1.An in-house technical service of a manufacturer designated as a technical service is a manufacturer which has been designated by the type-approval authority as a testing laboratory to carry out on its behalf the approval tests.U.K.
The expression ‘to carry out tests’ is not restricted to the measurement of performances, but also covers the registration of test results and the submission to the type-approval authority of a report, including the relevant conclusions.
It also covers the checking of compliance with those provisions that do not necessarily require measurement. This is the case for the assessment whether the design complies with the legislative requirements.