14.—(1) Where an agreement includes the provision of orthodontic services, the agreement must specify the number of units of orthodontic activity to be provided by the contractor—
(a)where the agreement begins on 1st April, in each financial year or, by virtue of the duration of the agreement, part financial year; or
(b)where the agreement begins on a date other than 1st April, in the remainder of the financial year in which the agreement begins, and in each financial year or part financial year thereafter.
(2) Where paragraph (1) applies, the agreement must also contain terms which have the effect of those specified in Part 2 of Schedule 2 in relation to the calculation of how many units of orthodontic activity a contractor has provided under the agreement.