Transparency - all standards and relevant documents for download. Please feel to contact us in case you miss documents. CSE-Standard NCS-Standard NCP-Standard en_CSE-Standard 5.2 en_CSE-Standard 5.2-changes marked en-5.1-Certified Sustainable Economics Standard-markedupdate en-5.0-Certified Sustainable Economics Standard CSE-Standard CSE_Short_Version CSE-Zertifikat Muster CSE costumer information english en-NCS-Standard 5.3 en-NCS-Standard 5.3-marked updates Positivliste NCS-1.016-public Inspection Procedures for NCS Reactions to Deviations from NCS License Agreement-3 en-NCP-Standard 3.5 en-NCP-Standard 3.5-marked-updates Positivliste NCP-1.018-public Inspection Procedures for NCP Reactions to Deviations from NCP License Agreement-3