Subject to subsection (2) below, a local authority may—
In the case of a visit within the United Kingdom, the amount defrayed under this section by a local authority in respect of the expenses of any member of the authority in making a visit within the United Kingdom shall not exceed the payments which he would have been entitled to receive by way of travelling allowance or subsistence allowance under section 174 above if the making of the visit had been an approved duty of that member.
In this section "local authority" includes a joint authority, an economic prosperity board, a combined authority and a combined county authority ....... . .