(1)  When a Food Safety Officer takes a sample of food for analysis, he shall–

   (a)  give notice in writing of his intention to have it so analysed to the person from whom he has taken the sample and to the person, if any, whose name, address and other particulars have been disclosed;

   (b)  except in special cases as may be provided by rules made under this Act, divide the sample into four parts and mark and seal or fasten up each part in such a manner as its nature permits and take the signature or thumb impression of the person from whom the sample has been taken in such place and in such manner as may be prescribed by the Central Government:

   Provided that where such person refuses to sign or put his thumb impression, the Food Safety Officer shall call upon one or more witnesses and take his signature or thumb impression, in lieu of the signature or thumb impression of such person;

   (c)  (i)  send one of the parts for analysis to the Food Analyst under intimation to the Designated Officer;

   (ii)  send two parts to the Designated Officer for keeping these in safe custody; and

   (iii)  send the remaining part for analysis to an accredited laboratory, if so requested by the food business operator, under intimation to the Designated Officer:

   Provided that if the test reports received under sub-clauses (i) and (iii) are found to be at variance, then the Designated Officer shall send one part of the sample kept in his custody, to referral laboratory for analysis, whose decision thereon shall be final.

   (2)  When a sample of any article of food or adulterant is taken, the Food Safety Officer shall, by the immediate succeeding working day, send the sample to the Food Analyst for the area concerned for analysis and report.

   (3)  Where the part of the sample sent to the Food Analyst is lost or damaged, the Designated Officer shall, on a requisition made to him, by the Food Analyst or the Food Safety Officer, despatch one of the parts of the sample sent to him, to the Food Analyst for analysis.

   (4)  An article of food or adulterant seized, unless destroyed, shall be produced before the Designated Officer as soon as possible and in any case not later than seven days after the receipt of the report of the Food Analyst:

   Provided that if an application is made to the Designated Officer in this behalf by the person from whom any article of food has been seized, the Designated Officer shall by order in writing direct the Food Safety Officer to produce such article before him within such time as may be specified in the order.

   (5)  In case of imported articles of food, the authorised officer of the Food Authority shall take its sample and send to the Food Analyst of notified laboratory for analysis who shall send the report within a period of five days to the authorised officer.

   (6)  The Designated Officer, the Food Safety Officer, the authorised officer and the Food Analyst shall follow such procedure as may be specified by regulations.