2021DIN EN ISO 8099-2:2021 Small craft - Waste systems - Part 2: Sewage treatment systems (ISO 8099-2:2020); German version EN ISO 8099-2:2021
2019DIN EN ISO 8099-2:2019 Small craft - Waste systems - Part 2: Sewage treatment systems (ISO/DIS 8099-2:2019); German and English version prEN ISO 8099-2:2019