The draft rules of procedure of the Governing Council of the United Nations Environment Programme were first publish as document UNEP/GC/3 on 8 may 1973; modifications were suggested in the report of the councils working group on the rules of procedure of 4 December 1973 (UNEP/GC/13).
By its decision 19 (II) of 11 march 1974, the Governing Council of the United Nations Environment Programme adopted the text of the rules of procedure contained in the annex to the report of the working group. These rules were reproduced I the document UNEP/GC/3/Rev. 1.
At its ninth session, in section III, paragraph 3, of decision 9/1 of 26 May 1981, the Governing Council decided to amend rule 63paragraph 1, of its rules of procedure in order to include Arabic as one of the official and working languages of the Governing Council.
At its fourteenth session, in paragraph 2 (b) of decision 14/4 of 18 June 1987, the Governing Council decided to amend its rules of procedure to reflect the change from annual to biennial sessions.
The present revised edition of the rules incorporates those amendments.