Section 16
Presumption as to registered documents relating to adoptions
Chapter 2: Adoption
Whenever any document registered under any law for the time being in force is produced before any court purporting to record an adoption made and is signed by the person giving and the person taking the child in adoption, the court shall presume that the adoption has been made in compliance with the provisions of this Act unless and until it is disproved.
The Hindu Adoptions and Maintenance Act, 1956 (Act No. 78 of 1956). From the updated text on India Code, with later amendments. Being checked against the official copy; amendment notes are not shown yet.