1.  

Marrakesh Agreement Establishing the World Trade Organization

2.  

Agreement on Agriculture

3.  

Agreement on Technical Barriers to Trade

Article 2 - Preparation, Adoption and Application of Technical Regulations - by Central Government Bodies

Article 5 - Procedures for Assessment of Conformity by Central Government Bodies

4.  

Decision on Trade in Services and the Environment

5.  

Decision on Trade and Environment

1.  

Trade and Environment

Examples of packaging requirements introduced for environmental reasons