Section 21: Power to issue, to include power to add to, amend, vary or rescind notifications, orders, rules or bye-laws.

Where, by any Central Act or Regulations a power to issue notifications, orders, rules or bye-laws is conferred, then that power includes a power, exercisable in the like manner and subject to the like sanction and conditions (if any), to add to, amend, vary or rescind any notifications, orders, rules or bye-laws so issued.