48. GRPE noted a presentation by the secretariat on the progress made on the project funded by the United Nations Development Account to develop and implement a monitoring and assessment tool for inland transport CO2 emissions (GRPE-62-18). The secretariat recalled that a questionnaire on inland transport CO2 emissions had been sent to all stakeholders and reminded them to return their replies by 31 July 2011 at the latest. He added that the replies to this questionnaire were of highest importance for ensuring a successful global project.