Proposal to introduce changes/additions in the Change of Design Table to better specify appropriate test requirements for CNG cylinders with composite materials and, in some cases, to harmonize with International Standard Organisation (ISO) standard 11439.

48. The expert from NGV Global introduced ECE/TRANS/WP.29/GRSG/2019/28 proposing certain change of design criteria in Annex 3 of UN Regulation No. 110. The expert from OICA supported the document and suggested some amendments (GRSG-117-28).

49. GRSG adopted ECE/TRANS/WP.29/GRSG/2019/28 as amended by GRSG -117-28 and requested the secretariat to submit it to WP.29 and AC.1 as proposal for Supplement 2 of 04 series of amendments to UN Regulation No. 110 for consideration at their March 2020 sessions.

Proposal to introduce changes/additions in the Change of Design Table to better specify appropriate test requirements for CNG cylinders with composite materials and, in some cases, to harmonize with International Standard Organisation (ISO) standard 11439.