Session 121 | Web conference | 12-16 Apr
8. (b) UN Regulation No. 110 (CNG and LNG vehicles)

GRSG is expected to consider a proposal to amend UN Regulation No. 110, tabled by the expert from the Netherlands (ECE/TRANS/WP.29/GRSG/2021/9).

GRSG/2021/9 | UN R110: Proposal for the 05 series of amendments Proposal to update the vehicle-fuel identification symbols in line with ISO 17840-4, Part 4 (Propulsion energy identification) and to extend the scope of the identification requirements to N<sub>/2</sub> and N<sub>3</sub> vehicles.

GRSG is expected to consider a proposal to amend UN Regulation No. 110, tabled by the expert from OICA (ECE/TRANS/WP.29/GRSG/2021/10 based on GRSG-119-20).

GRSG/2021/10 | UN R110: Proposal for amendments Proposal to add provisions for excess flow valves (EFV) which can shut off fuel flow during operation to specific components.
GRSG/2021/9 | UN R110: Proposal for the 05 series of amendments Proposal to update the vehicle-fuel identification symbols in line with ISO 17840-4, Part 4 (Propulsion energy identification) and to extend the scope of the identification requirements to N<sub>/2</sub> and N<sub>3</sub> vehicles.
GRSG/2021/10 | UN R110: Proposal for amendments Proposal to add provisions for excess flow valves (EFV) which can shut off fuel flow during operation to specific components.
GRSG-121-22 | UN R110: Proposal for amendment to GRSG/2021/10 Proposal for adding provisions for excess flow valves (EFV) which can shut off fuel flow at the time of operation, to specific components.
GRSG-121-22
UN R110: Proposal for amendment to GRSG/2021/10 (OICA)
09 Apr 2021 Working Party Informal Documents Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Proposal for adding provisions for excess flow valves (EFV) which can shut off fuel flow at the time of operation, to specific components. GRSG-121-0022
GRSG/2021/9
UN R110: Proposal for the 05 series of amendments (Netherlands)
07 Feb 2021 Working Party Formal Documents Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Proposal to update the vehicle-fuel identification symbols in line with ISO 17840-4, Part 4 (Propulsion energy identification) and to extend the scope of the identification requirements to N<sub>/2</sub> and N<sub>3</sub> vehicles. GRSG/2021/0009
GRSG/2021/10
UN R110: Proposal for amendments (OICA)
07 Feb 2021 Working Party Formal Documents Compressed and Liquefied Natural Gas System Components CNG/LNG System Components Uniform Provisions Concerning the Approval of: I. Specific components of motor vehicles using compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system; II. Vehicles with regard to the installation of specific components of an approved type for the use of compressed natural gas (CNG) and/or liquefied natural gas (LNG) in their propulsion system. Proposal to add provisions for excess flow valves (EFV) which can shut off fuel flow during operation to specific components. GRSG/2021/0010