Legal metrology activitiesinitial verificationinitial verification of measuring instruments utilizing the manufacturer's quality management systeminspection by samplinglegal control of measuring instrumentslegal metrological controlmandatory periodic verificationmarkingmetrological supervisionobliteration of a verification markplacing on the marketpreliminary examinationrecognition of type approvalrecognition of verificationrejection of a measuring instrumentrequalification of a measuring instrumentsealingsecuringsubsequent verificationtype (pattern) evaluationtype approvaltype approval with limited effectverification by samplingverification of a measuring instrumentwithdrawal of a type approvalVIML