Constitution of Kenya, 2010 158 (3) Every provision of this Constitution shall be construed according to the doctrine of interpretation that the law is always speaking and, therefore, among other things— (a) a function or power conferred by this Constitution on an office may be performed or exercised as occasion requires, by the person holding the office; (b) any reference in this Constitution to a State or other public office or officer, or a person holding such an office, includes a reference to the person acting in or otherwise performing the functions of the office at any particular time; (c) a reference in this Constitution to an office, State organ or locality named in this Constitution shall be read with any formal alteration necessary to make it applicable in the circumstances; and (d) a reference in this Constitution to an office, body or organisation is, if the office, body or organisation has ceased to exist, a reference to its successor or to the equivalent office, body or organisation. (4) In this Constitution, unless the context otherwise requires— (a) if a word or expression is defined in this Constitution, any grammatical variation or cognate expression of the word or expression has a corresponding meaning, read with the changes required by the context; and (b) the word “includes” means “includes, but is not limited to”. (5) In calculating time between two events for any purpose under this Constitution, if the time is expressed— (a) as days, the day on which the first event occurs shall be excluded, and the day by which the last event may occur shall be included; (b) as months, the time period ends at the beginning of the day in the relevant month— (i) that has the same number as the date on which the period began, if that month has a corresponding date; or (ii) that is the last day of that month, in any other case; or