Section 130: Application of this Part.

1 Sections 128 and 129 apply only to parties to documents, and their representatives in interest, and only to cases in which some civil right or civil liability is dependent upon the terms of a document in question.

2 A person other than a party to a document or his representative in interest may, notwithstanding the existence of any document, prove any fact which he is otherwise entitled to prove.

3 A party to any document or any representative in interest of any such party may prove any such fact for any purpose other than that of varying or altering any right or liability depending upon the terms of the document.

4 Nothing contained in this Part shall be taken to affect any of the provisions of any enactment as to the construction of wills.