Interpretation and General Provisions Act
28. Retrospective operation of subsidiary legislation
28. Retrospective operation of subsidiary legislation
Subsidiary legislation may be made to operate retrospectively to any date, not being a date earlier than the commencement of the written law under which the subsidiary legislation is made, but no person shall be made or become liable to any penalty whatsoever in respect of an act committed or of the failure to do anything before the day on which that subsidiary legislation is published in the Gazette.Source: Kenya Law