The INVESTMENT AGREEMENT for the COMESA Common Investment Area (CCIA) was adopted in May 2007. It is an instrument that the COMESA secretariat expects to ensure a stable investment environment that promotes and protects cross-border investment. It aims to harmonize investment policy, regulations and legislation, to set standards for investor and investment protection and promotion and to create an institution to facilitate intraregional economic trade in the Economic Community. For example, the increase in the number of bilateral measures to prevent double taxation treaties, the promotion of arbitration mechanisms for investment disputes, the harmonization of all business registration procedures and the development of investment services capacity-building programmes for national investment promotion agencies. In addition, COMESA`s trade facilitation instruments, including the Regional Customs Transit Guarantee and the Yellow Card, are effective in the Comesa region and have been taken over by non-COMESA Member States such as Tanzania and South Sudan. Angola and Mozambique are expected to be enlisted soon, although they are not members of COMESA. Trade and market integration have played a central role in comesa`s development due to their preferential trade area (PTA) context for Eastern and Southern Africa. That is why the Foundation has supported the establishment of institutions that promote trade liberalization and trade facilitation programmes. In addition, Article 4 of the COMESA Treaty[1] reaffirms the removal of obstacles to the free movement of persons, workers and services, as well as the right of establishment and residence of investors in the Comesa region. [2] United Nations Economic Commission for Africa. A tripartite agreement could boost intra-regional trade by one third (2016) (called July 1, 2016). Comesa currently manages a Free Trade Area (FTA) between fifteen member states, Burundi, Comoros, Djibouti, Egypt, Kenya, Libya, Madagascar, Malawi, Mauritius, Rwanda, Seychelles, Sudan, Uganda, Zambia and Zimbabwe.

The Democratic Republic of Congo joined the COMESA Free Trade Agreement in December 2015 and is in the process of concluding the exit from tariffs. In 2009, comesa launched a customs union. From the date of introduction, the Member States agreed on a transitional period of three years to domesticate the customs administrative provisions, the External Common Customs Tariff and the Nomenclature of the Common Customs Tariff, which would gradually form the customs union. .