45. Unlawfully performing marriage ceremony. Any person who performs or witnesses as a marriage officer the ceremony of marriage, knowing that he or she is not duly qualified to do so, or that any of the matters required by law for the validity of the marriage has not happened or been performed, so that the marriage is void or unlawful on any ground, commits an offence and is liable on conviction to imprisonment for a period not exceeding five years. 46. Wilful neglect of duty to fill up or transmit certificate of marriage. Any person who, being under a duty to fill out the certificate of marriage celebrated by him or her, or its counterfoil, or to transmit the certificate to the registrar of marriages, wilfully fails to perform that duty, commits an offence and is liable on conviction to imprisonment for a period not exceeding two years. 47. Personation in marriage. Any person who personates any other person in marriage, or marries under a false name or description, with intent to deceive the other party to the marriage, commits an offence and is liable on conviction to imprisonment for a period not exceeding five years. 48. Fictitious marriage. Any person who goes through the ceremony of marriage, or any ceremony which he or she represents to be a ceremony of marriage, knowing that the marriage is void on any ground, and that the other person believes it to be valid, commits an offence and is liable on conviction to imprisonment for a period not exceeding five years. 49. Contracting marriage when already married by customary law. Any person who contracts a marriage under this Act, or any modification or reenactment of this Act, being at the time married in accordance with customary law to any person other than the person with whom such marriage is contracted, commits an offence and is liable on conviction to imprisonment for a period not exceeding five years.