Quorum requirements for a referendum to be valid

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

255. Amendment of this Constitution

(2) A proposed amendment shall be approved by a referendum under clause (1) if—

(a) at least twenty per cent of the registered voters in each of at least half of the counties vote in the referendum; and

(b) the amendment is supported by a simple majority of the citizens voting in the referendum.

Kenya, Referendum (No 2) Bill, 2020, accessed 22 August 2022

Article 14.1 A question shall be approved by a referendum if –

(a) at least twenty per cent of the registered voters in each of at least half of the counties vote in the referendum; and

(b) the amendment is supported by a simple majority of the citizens voting in the referendum. [...]

20% of registered voters in at least 50% of counties