 To name a few, he was head of the Indian delegation for the United Nations Committee on Peaceful Uses of Outer Space at Vienna, Austria, during 2004–2007.He was selected as chairman of the United Nations Scientific and Technical Committee for the year 2006 from the Asia Pacific Countries.This was a unique distinction, since from the inception of UN Committee in the last 42 years a technical expert from a developing country was selected for this coveted post.