| 13 Sep 2017 | Switzerland | Swiss Federation of Trade Unions (USS/SGB) | 26 Sep 2017 | |
| 08 Sep 2017 | Mexico | Confederation of Employers of the Mexican Republic (COPARMEX) | Transmitted by Government | |
| 08 Sep 2017 | Mexico | Confederation of Industrial Chambers of the United States of Mexico (CONCAMIN) | Transmitted by Government | |
| 04 Sep 2017 | Madagascar | Christian Confederation of Malagasy Trade Unions (SEKRIMA) | 20 Sep 2017 | |
| 01 Sep 2017 | Portugal | General Confederation of Portuguese Workers - National Trade Unions (CGTP-IN) | Transmitted by Government | |
| 28 Aug 2017 | Portugal | General Workers' Union (UGT) | Transmitted by Government | |
| 28 Aug 2017 | Portugal | Confederation of Portuguese Industry (CIP) | Transmitted by Government | |
| 17 Aug 2017 | Spain | General Union of Workers (UGT) | 05 Sep 2017 | |
| 11 Aug 2017 | Spain | Trade Union Confederation of Workers' Commissions (CCOO) | 12 Sep 2017 | |