226. (1) Until otherwise provided by Act of the appropriate Legislature, no High Court shall have any original jurisdiction in any matter concerning the revenue, or concerning any act ordered or done in the collection thereof according to the usage and practice of the country or the law for the time being in force.
(2) A Bill or amendment for making such provision as aforesaid shall not be introduced into or moved in a Chamber of the Federal or a Provincial Legislature without the previous sanction of the Governor-General in his discretion or, as the case may be, of the Governor in his discretion.