(1)Subject to section 3, agreements between undertakings, decisions by associations of undertakings or concerted practices which—
(a)may affect trade within the United Kingdom, and
(b)have as their object or effect the prevention, restriction or distortion of competition within the United Kingdom,
are prohibited unless they are exempt in accordance with the provisions of this Part.
(2)Subsection (1) applies, in particular, to agreements, decisions or practices which—
(a)directly or indirectly fix purchase or selling prices or any other trading conditions;
(b)limit or control production, markets, technical development or investment;
(c)share markets or sources of supply;
(d)apply dissimilar conditions to equivalent transactions with other trading parties, thereby placing them at a competitive disadvantage;
(e)make the conclusion of contracts subject to acceptance by the other parties of supplementary obligations which, by their nature or according to commercial usage, have no connection with the subject of such contracts.
(3)Subsection (1) applies only if the agreement, decision or practice is, or is intended to be, implemented in the United Kingdom.
(4)Any agreement or decision which is prohibited by subsection (1) is void.
(5)A provision of this Part which is expressed to apply to, or in relation to, an agreement is to be read as applying equally to, or in relation to, a decision by an association of undertakings or a concerted practice (but with any necessary modifications).
(6)Subsection (5) does not apply where the context otherwise requires.
(7)In this section “the United Kingdom” means, in relation to an agreement which operates or is intended to operate only in a part of the United Kingdom, that part.
(8)The prohibition imposed by subsection (1) is referred to in this Act as “the Chapter I prohibition”.