Section 74 of The Bharatiya Sakshya Adhiniyam :Public and private documents.

Public and private documents. The Bharatiya Sakshya Adhiniyam 2023
(1) The following documents are public documents:–
(a) documents forming the acts, or records of the acts–
(i) of the sovereign authority;
(ii) of official bodies and tribunals; and
(iii) of public officers, legislative, judicial and executive of India or of a foreign country;
(b) public records kept in any State or Union territory of private documents.
(2) All other documents except the documents referred to in sub-section (1) are private.