Indian Evidence Act, 1872
38. Relevancy of statements as to any law contained in
law-books
When the Court has to
form an opinion as to a law of any country, any statement of such law contained
in a book purporting to be printed or published under the authority of the
Government of such country and to contain any such law, and any report of a
ruling of the Courts of such country contained in a book purporting to be a
report of such rulings, is relevant.