(1)
The Commissioner may at any time, by day or by night, without notice, enter into or upon, and inspect or examine, any premises used or likely to be used for the purposes mentioned in section 394 or 394-A, and upon any premises in which a furnace is employed for the purpose of any trade, process or operation, and into any bakehouse, and take samples if need be by breaking open the container or call upon any person who may be keeping or suffering or allowing the keeping of any article or carrying on or allowing to carry on any trade, process or operation to give samples of the article kept or products of the trade, process or operation, in order to satisfy himself as to whether any provision of this Act or any regulation or by-law or notification made or issued thereunder or any condition of a licence granted under this Act has been or is being contravened, and as to whether any nuisance is created, or is likely to be created upon such premises.
(2)
Every person in charge, whether as principal, agent, clerk, master, servant, workman, handicraftsman, watchman or otherwise of any premises where any article requiring a licence under section 394 or any article prohibited under section 394-A is kept or likely to be kept, or where any trade, process or operation requiring a licence under section 394 is carried on or likely to be carried on, shall, whenever required by the Commissioner, either verbally or in writing, keep the premises open for his inspection and exercise of the other powers conferred on him by sub-section (1).
(3)
No claim shall lie against any person for compensation for any damage in good faith and necessarily caused by the exercise of any of the powers conferred by sub-section (1) or by the use of any force reasonably necessary for the effective exercise of such powers:
Provided that, force shall not be used for the purpose aforesaid unless when there is reason to believe that an offence is being committed against some provision of this Act or some regulation or by-law or notification made or issued thereunder.]