US Adoption of GRPE Heavy-Duty Hybrid new annex to Global Technical Regulation n°4
Document HDH-18-04
4 June 2014

Memorandum from the US EPA providing an overview of obstacles to US adoption of the proposed heavy-duty hybrids amendment and possible remedies to overcome these concerns. This memo addresses remaining concerns beyond those presented earlier in document HDH-16-03.

Submitted by US EPA
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Relates to GTR No. 4 | Heavy-duty Hybrids (HDH) |