(a) permit the goods to be repacked, skipped, bulked, sorted, lotted or parked therein;

(b) permit samples of the goods to be taken by the owner;

(c) permit the name of the owner of the goods in the account taken under section 36 to be changed if application therefore is made in the prescribed form and signed by both the owner and the intended owner;

(d) permit the assembly or manufacture in the warehouse of any article consisting wholly or partly of those goods; and for that purpose the Commissioner may permit the receipt in a warehouse of duty free or locally produced articles required as components of the article to be so assembled or manufactured therein:

Provided that-

(i) where the finished article is entered for home use, duty shall be charged on the goods forming part thereof according to the first account taken upon the warehousing of the goods except in the case of imparted crude petroleum or partly refined petroleum oils which are warehoused in a refinery, in which case duty shall be charged on the goods produced from crude petroleum or partly refined petroleum oils delivered from the refinery for home use and shall be the same as that which would be payable on the importation of similar goods; and

(ii) in respect of blended lubricating oils, duty shall be charged on the resultant volume of the blend at the time of entry for home use and shall be the same as that which would be payable on the importation of similar goods.

(2) A person who contravenes any conditions which may be imposed by the Commissioner under this section shall be guilty of an offence and any goods in respect of which the offence has been committed shall be liable to forfeiture.