15Interpretation of references to “sale” in Part 1
(1)This section explains the meaning in this Part of references to the sale of goods (however expressed).
(2)“Sale” does not include a sale which—
(a)is not made in the course of a business, or
(b)is made in the course of a business but only for the purpose of performing a function of a public nature.
(3)Subsection (2)(b) does not exclude a sale which is—
(a)made by a public body or authority for commercial purposes, and
(b)not made for the purpose of performing a function of a public nature (other than a function relating to the carrying on of commercial activities).
(4)“Sale” includes—
(a)agreement to sell,
(b)offering or exposing for sale, or
(c)having in possession or holding for sale.
(5)This Part applies in relation to a supply of goods other than a sale as it applies in relation to a sale (and any reference to “sale”, outside this subsection, is to be read accordingly).
(6)For this purpose “supply of goods” means the transfer of possession or property in goods (whether or not under or by virtue of a contract), and includes, for example, supply by way of—
(a)barter or exchange,
(b)the leasing or hiring out of goods, hire-purchase, or bailment of goods, or
(c)gift (or anything else done free of charge).