Section 21 of the Sale of Goods Act, 1930 states :

Section 21 of the Sale of Goods Act, 1930 ('Specific goods to be put into a deliverable state') states that where there is a contract for the sale of specific goods and the seller is bound to do something to the goods for the purpose of putting them into a deliverable state, the property does not pass until such thing is done and the buyer has notice thereof.