A notification in the Official Gazette that any portion of British territory has [before the commencement of Part III of the Government of India Act, 1935 (26 Geo .5, c.2) ,] been ceded to any Native State, Prince or Ruler, shall be conclusive proof that a valid cession of such territory took place at the date mentioned in such notification.113-A. Presumption as to abetment of suicide by a married woman. - When the question is whether the commission of suicide by a woman had been abetted by her husband or any relative of her husband and it is shown that she had committed suicide within a period of seven years from the date of her marriage and that her husband or such relative of her husband had subjected her to cruelty, the court may presume, having regard to all the other circumstances of the case, that such suicide had been abetted by her husband or by such relative of her husband.Explanation. - For the purposes of this section, "cruelty" shall have the same meaning as in section 498-A of the Indian Penal Code (45 of 1860) .]113-B. Presumption as to dowry death.- When the question is whether a person has committed the dowry death of a woman and it is shown that soon before her death such woman had been subjected by such person to cruelty or harassment for, or in connection with, any demand for dowry, the Court shall presume that such person had caused the dowry death.Explanation. - For the purpose of this section, "dowry death" shall have the same meaning as in Section 304-B of Indian Penal Code (45 of 1860) ].