Malaysia legislation
Section 115
Section 115
The presumption of paternity arising from acknowledgment may only be rebutted by—
(a)
disclaimer on the part of the person acknowledged;
(b)
proof of such proximity of age, or seniority of the acknowledgee, as would render the alleged relationship physically impossible;
Islamic Family Law (Federal Territories) 75
(c)
proof that the acknowledgee is in fact the child of some other person; or
(d)
proof that the mother of the acknowledgee could not possibly have been the lawful wife of the acknowledger at the time when the acknowledgee could have been conceived.
Acknowledgment by a woman in ‘iddah