Metal hydride hydrogen storage systems shall be marked with the following.
- Manufacturer's name;
- Manufacturer's emergency contact information;
- A unique code or serial number specific to the system;
- System name or product code that identifies the system by the type of chemistry used in the system;
- Limitations on refilling of containers that include rated charging pressure and capacity; and
- Service life indicating the last date the metal hydride hydrogen storage system can be used.