Section 52(1)(ac) of the Indian Copyright Act

indian-copyright-act-52-1

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52. Certain acts not to be infringement of copyright.
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(1) The following acts shall not constitute an infringement of copyright, namely —

(a) a fair dealing with a literary, dramatic, musical or artistic any work not being a
computer programme, for the purposes of —
(ii) criticism or review, whether of that work or of any other work;

(aa) the making of copies or adaptation of a computer programme by the lawful possessor
of a copy of such computer programme, from such copy —
(i) in order to utilise the computer programme for the purposes for which it was supplied; or

(ac) the observation, study or test of functioning of the computer programme in order to 
determine the ideas and principles which underlie any elements of the programme while 
performing such acts necessary for the functions for which the computer programme was supplied;

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60. Remedy in the case of groundless threat of legal proceedings.
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Where any person claiming to be the owner of copyright in any work, by circulars,
advertisements or otherwise, threatens any other person with any legal proceedings or
liability in respect of an alleged infringement of the copyright, any person aggrieved thereby
may, notwithstanding anything contained in section 34 of the Specific Relief Act, 1963 institute
a declaratory suit that the alleged infringement to which the threats related was not in fact an
infringement of any legal rights of the person making such threats and may in any such suit —

(a) obtain an injunction against the continuance of such threats; and

(b) recover such damages, if any, as he has sustained by reason of such threats.
Provided that this section shall not apply if the person making such threats, with due
diligence, commences and prosecutes an action for infringement of the copyright claimed by
him.