http://www.legislation.gov.uk/nisr/2003/386/schedule/3/crossheading/this-schedule-substantially-reproduces-the-provisions-of-part-1-of-annex-iv-to-the-transportable-pressure-equipment-directive/paragraph/4.3n1/madeTransportable Pressure Vessels Regulations (Northern Ireland) 2003Health and safety at workBusiness practice and regulationHealth and safety requirementsMotor industryRegulation and deregulationGovernment Printer for Northern Ireland2016-09-07HEALTH AND SAFETY SCHEDULE 3 4.3 perform or have performed the appropriate examinations and necessary tests to establish whether the relevant provisions of these Regulations have been applied;