Criteria for block exemptions
41.  Section 36 shall apply to any agreement which contributes to —
(a)improving production or distribution; or
(b)promoting technical or economic progress,
but which does not —
(i)impose on the undertakings concerned restrictions which are not indispensable to the attainment of those objectives; or
(ii)afford the undertakings concerned the possibility of eliminating competition in respect of a substantial part of the goods or services in question.
[UK Competition 1998, s. 9]