xmlns:atom="http://www.w3.org/2005/Atom"
4.2 The quality system must ensure compliance of the transportable pressure equipment with the relevant requirements of Part IV of these Regulations.
All the elements, requirements and provisions adopted by the manufacturer must be documented in a systematic and orderly manner in the form of written policies, procedures and instructions. The quality system documentation must permit a consistent interpretation of the quality programmes, plans, manuals and records.
It must contain in particular an adequate description of:
the quality objectives and the organisational structure, responsibilities and powers of the management with regard to the quality of the transportable pressure equipment,
the manufacturing, quality control and quality assurance techniques, processes and systematic measures that will be used,
the examinations and tests that will be carried out before, during and after manufacture, and the frequency with which they will be carried out,
the quality records, such as inspection reports and test data, calibration data, reports concerning the qualifications or approvals of the personnel concerned,
the means of monitoring the achievement of the required quality and the effective operation of the quality system.