What is the latest foam extinguisher amendment related to phasing out PFAS?
Short answer
flowchart TD
A[MSC.532(107) adopts SOLAS II-2/10.11.2.2] --> B[Prohibits PFOS in foam media]
B --> C{PFOS >10 mg/kg?}
C -->|Yes| D[Prohibited]
C -->|No| E[Permitted]
B --> F[New ships: 1 Jan 2026]
B --> G[Existing ships: first survey ≥1 Jan 2026]
H[Maker's declaration] --> I[Foam type, batch, MED ref]
J[No declaration?] --> K[On-board sampling/test]
- Regulation: SOLAS II-2/10.11.2.2 (MSC.532(107))
- Prohibition: PFOS in extinguishing media
- Threshold: >10 mg/kg (0.001% by weight)
- New ships: prohibited from 1 Jan 2026
- Existing ships: comply by first survey on/after 1 Jan 2026
- Verification: maker’s declaration or lab test report
- Missing docs: on-board sampling/testing per recognized standard
- Records: fire-safety documentation + inventory updates
Full answer
The full answer explains each point step by step, with the regulations and figures behind it and the discussion from other candidates. It is in the MEO Class I section of the Marine One forum, open to members enrolled for the MEO Class I exam.