(c)before the expiry the date of lock -out specified in a ny such notice as aforesaid; or
(d)during the pendency of any conciliation proceedings before a c onciliation officer and seven
days after the conclusion of such proceedings.
(3)The notice of lock -out or strike under this section shall not be necessary where there is already in
existence a strike or, as the case may be, lock -out in the public utility service, but the employer shall send
intimation of such lock -out or strike on the day on which it is declared, to such authority as may be
specified by the appropriate Government either generally or for a particular area or for a particular cl ass
of public utility services.
(4)The notice of strike referred to in sub -section ( 1) shall be given by such number of persons to such
person or persons and in su ch manner as may be prescribed.
(5)The notice of lock -out referred to in sub -section ( 2) shall b e given in su ch manner as may be
prescribed.
(6)If on any day an employer receives from any persons employed by him any such notices as are
referred to in sub -section ( 1) or gives to any persons employed by him any such notices as are referred to
in sub -section ( 2), he shall within five days thereof report to the appropriate Government or to such
authority as that Government may prescribe the number of such notices received or given on that day.