Annexes (p. 2-33): 1. [Letter from the Program Director of the Asia-Pacific Economic Cooperation Secretariat (APEC), dated 19 March 2009] -- 2. Summary submission by the APEC Chemical Dialogue on principles for best practice chemical regulation -- 3. Principles for best practice chemical regulation -- 4. Summary submission by the APEC Chemical Dialogue on developing clarity and consistency in the implementation of the Globally Harmonized System for Classification and Labelling of Chemicals (GHS) -- 5. Report of the "virtual" working group on the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) implementation issues. Submissions by the Asia-Pacific Economic Cooperation Chemical Dialogue Steering Group for the information of participants. "Bibliography and references": p. 12-13. English only.