Exemption of certain descriptions of publicity

7.  Section 5(1) does not apply to any publicity within one or more of the descriptions in the Schedule hereto except where that publicity—

(a) forms part of a campaign; or

(b) is a newspaper or periodical published by or on behalf of the local authority; or

(c) is a press notice issued by such an authority; or

(d) entails expenditure which—

(i) is by way of financial or other assistance to another person to enable that person to carry out an activity which consists wholly or mainly of publicity; or

(ii) is concerned with the recruitment of staff.