Whilst the emissions standards are set by international government and intended in the first instance for car manufacturers, these standards have been calculated to reduce automotive greenhouse gases significantly and therefore can become the benchmark for fleet owners and operators wanting to “do the right thing”, or to meet government contract environmental pre conditions.
As an example of companies wanting to comply we reference the CDP list of 6,300 companies who have pledged to measure publicly their carbon footprints and then undertake five year plans to reduce their footprint.