ANNEX I
Where fitted to a hydrogen-powered vehicle, the following hydrogen components must be type-approved: components designed to use liquid hydrogen: container; automatic shut-off valve; check valve or non-return valve (if used as a safety device); flexible fuel line (if upstream of first automatic shut-off valve or other safety devices); heat exchanger; manual or automatic valve; pressure regulator; pressure relief valve; pressure, temperature and flow sensors (if used as a safety device); refuelling connection or receptacle; hydrogen leakage detection sensors; components designed to use compressed (gaseous) hydrogen with a nominal working pressure of over 3,0 MPa: container; automatic shut-off valve; container assembly; fittings; flexible fuel line; heat exchanger; hydrogen filter; manual or automatic valve; non-return valve; pressure regulator; pressure relief device; pressure relief valve; refuelling connection or receptacle; removable storage system connector; pressure, temperature, hydrogen and flow sensors (if used as a safety device); hydrogen leakage detection sensors.
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Source: EUR-Lex (Cellar) · retrieved 2026-10-31 · Text as adopted (Official Journal); later amendments are not incorporated in this text.