Restrictions in relation to the individuals who can sign the proposal

Kenya

Answer

Citizens' Initiative - signatories must be registered
Agenda Initiative - signatories must be registered
Recall - signatories must be registered electors in a specified electoral district

Source

Laws of Kenya, Constitution 2010 (amendments up to 2019), accessed 22 August 2022

Article 257(1) An amendment to this Constitution may be proposed by a popular initiative signed by at least one million registered voters.

Kenya, IEBC, Elections Act 24 of 2011 (Revised Edition 2019), accessed 22 August 2022

Article 46.2

(b) contain a list of such number of names of voters in the constituency or county which shall represent at least thirty percent of the registered voters;