Commonwealth Consolidated Regulations(1) A party may, without leave, amend any pleading of his once at any time before the pleadings are closed.
(2) A party may further amend any pleading of his before the pleadings are closed and without the leave of the Court if he obtains the consent of all other parties.
(3) Subject to subrule (4), an amendment may be made even if:
(a) the effect of the amendment is to add a new claim for relief or foundation in law for a claim for relief, whether by way of substitution for an existing claim for relief or foundation in law or not; or
(b) the amendment pleads a fact or matter that has occurred or arisen since the commencement of the proceeding.
(4) Subrule (3) does not permit an amendment that would have an effect inconsistent with any statute that limits the time within which an action or a proceeding of a particular kind may be brought or instituted.