"The term informal sector refers to employment and production that takes place in small and/or unregistered enterprises. It includes self-employment in informal enterprises (small and unregistered enterprises) and wage employment in informal jobs (unregulated and unprotected jobs) for informal enterprises, formal enterprises, households or for no fixed employer".
Source: United Nations Entity for Gender Equality and the Empowerment of Women. n.d. "Gender Equality Glossary." UN Women. <https://trainingcentre.unwomen.org/mod/glossary/view.php?id=36>. Accessed 27 October 2020.