This Malaysian Standard defines a list of selected and updated terms in the waste management field. It is harmonised with the current language used in management as well as in regulation. This standard is not applicable to subjects other than wastes and waste management. For terms applicable to other subject areas, the appropriate terminology standard(s) should be consulted. NOTE. Regulatory terms are often developed by regulatory agencies for special regulatory purposes and might have technical content or meaning different from terms defined herein. When a regulatory term exists that differs in meaning from a term given here, the regulatory term should be considered to take precedence for regulatory matters.