The government has launched a consultation on new trading rules that it says will help countries out of poverty as well as supporting British businesses and consumers.
The proposed Developing Countries Trading Scheme (DCTS) scheme would apply to 70 qualifying countries and allow lower tariffs and simpler rules of origin requirements for countries exporting to the UK.
The scheme will apply to 47 countries in the Least Developed Country Framework (LDCF) as well as 23 other countries classified by the World Bank as low-income or lower-middle-income.
Other countries in these brackets are not included because they already have free trade agreements with the UK.
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