Comment: NEM: Waste Act: National Norms and Standards for the remediation of contaminated land and soil quality 2013-05-24 Effective Date: 2013-05-09 Documents 130524nationalnormsstandardsfortheremediationofcontminatedlandsoilqualityinthersa.pdf × What's wrong with this page? How we can improve this page? If you'd like us to get back to you, please enter your email address.