This publication defines terminology, requirements, and procedures for the post manufacture marking of tare weights on cylinders of 1000 lb (454 kg) or less water capacity to be filled with liquefied compressed gas and other gases where the cylinder could require a tare weight. This publication does not apply to cylinders used in acetylene service.
The information contained in this publication enhances the safety of packaging offered for transportation. These recommendations in no way supersede any existing state or local regulations or regulations of any other jurisdictions.
This publication does not address the requirements of filling cylinders with a liquefied gas. For liquefied gas filling, see Parts 173.304, 173.304a, and 173.304b 49 CFR or CSA B340 for specific requirements.