1. Postal and courier services

Postal service providers as defined in Article 2, point (1a), of Directive 97/67/EC, including providers of courier services

2. Waste management

Undertakings carrying out waste management as defined in Article 3, point (9), of Directive 2008/98/EC of the European Parliament and of the Council [Directive 2008/98/EC of the European Parliament and of the Council of 19 November 2008 on waste and repealing certain Directives (OJ L 312, 22.11.2008, p. 3).], excluding undertakings for whom waste management is not their principal economic activity

3. Manufacture, production and distribution of chemicals