law: Trade Marks Act, 1999  
  76. Acts not constituting infringement of
  
  certification trade marks.- 
  (1) Notwithstanding anything contained in this
  
  Act, the following acts do not constitute an infringement of the right to the
  
  use of a registered certification trade mark.
  (a) where a
  
  certification trade mark is registered subject to any conditions or limitations
  
  entered on the register, the use of any such mark in any mode, in relation to
  
  goods to be sold or otherwise traded in any place, or in relation to goods to
  
  be exported to any market or in relation to services for use or available for
  
  acceptance in any place, country or territory or in any other circumstances, to
  
  which having regard to any such limitations, the registration does not extend.
  (b) the use of
  
  certification trade mark in relation to goods or services certified by the
  
  proprietor of the mark if, as to those goods or services or a bulk of which
  
  they from part, the proprietor or another in accordance with his authorization
  
  under the relevant regulations has applied the mark and has not subsequently
  
  removed or obliterated it, or the proprietor has at any time expressly or
  
  impliedly consented to the use of the mark.
  (c) the use of a
  
  certification trade mark in relation to goods or services adapted to form part
  
  of, or to be accessory to, other goods in relation to which the mark has been used
  
  without infringement of the right given as aforesaid or might for the time
  
  being he so used, if the used of the mark is reasonably necessary in order to
  
  indicate that the goods or services as so adapted and neither the purpose not
  
  the effect of the use of the mark is to indicate otherwise than in accordance
  
  with the fact that the goods or services are certified by the proprietor.
  (2) Clause (b) of sub-section (1) shall not
  
  apply to the case of use consisting of the application of a certification trade
  
  mark to goods or services, notwithstanding that they are such goods or services
  
  as are mentioned in the at clause if such application is contrary to the
  
  regulations referred to in that clause.
  (3) Where a certification trade mark is one of
  
  two or more trade marks registered under this Act, which are identical or
  
  nearly resemble each other, the use of any of those trade marks in exercise of
  
  the right to the use of that trade mark given by registration, shall not be
  
  deemed to be an infringement of the right so given to the use of any other of
  
  those trade marks.