(1) Every contractor shall send half-yearly return in Form XXIV (in duplicate) so as to reach the Licensing Officer concerned not later than 30 days from the close of the half year.

(2) Every principal employer of a registered establishment shall send annually a return in Form XXV (in duplicate) so as to reach the Registering officer concerned not later than the 15th February following the end of the year to which it relates.

(3) The returns to be submitted under this rule by contractor/or principal employer shall be correct, complete and up-to-date in all respects.