[ 6-S. (1) No person employed in an industrial establishment shall go on strike —
(a) without giving to the employer a notice of strike within thirty days before striking ; or
(b) within fourteen days of giving such notice ; or
(c) before the expiry of the date of strike specified in any such notice as aforesaid ; or
(d) during the pendency of any conciliation proceeding before a Conciliation Officer or Board and thirty days after the conclusion of such proceeding, if he is concerned in the dispute which is the subjectmatter of such proceeding ; or
(e) between the commencement and the conclusion of proceeding before a Labour Court or a Tribunal if he is concerned in the dispute which is the subject-matter of such proceeding ; or
(f) during any period in which a settlement or award is in operation, in respect of the matters covered by the settlement or award. (2) No employer shall lock-out any of his workmen —
(a) without giving him notice of lock-out within thirty days before locking out ; or
(b) without fourteen days of giving such notice ; or
(c) before the expiry of the date of lock-out specified in any such notice as aforesaid ; or
(d) during the pendency of any conciliation proceeding before a Conciliation Officer or Board and thirty days after the conclusion of such proceeding, if the workman is concerned in the dispute which is the subject matter of such proceeding ; or
(e) between the Commencement and the conclusion of proceeding before a Labour Court or a Tribunal, if the workman is concerned in the dispute which is the subject-matter of such proceeding ; or
(f) during any period in which a settlement or award is in operation, in respect of any of the matters covered by the settlement or award.
(3) The notice of strike or lock-out under this section shall not be necessary where a lock-out or as the case may be, a strike already exists in the industrial establishment, but the employer shall send intimation of the lock-out or strike on the day on which it is declared to such authority as may be prescribed.
(4) Every notice of strike or lock-out under his section shall specify a date within three days of which, if no strike or lock-out takes place in pursuance of the notice, the notice shall cease to have effect and fresh notice shall have to be given for a strike or lock-out.
(5) 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 such manner, as may be prescribed.
(6) The notice of lock-out referred to in sub-section (2), shall be given in such manner as may be prescribed.