An education authority may pay to any member of a School Board in their area—
(a)in respect of his attendance at a meeting of the Board; or
(b)in respect of his doing anything approved by the authority, or anything of a class so approved, for the purpose of, or in connection with, the discharge of the functions of the Board,
such allowances, in the nature of those payable under section 46 of the [1973 c. 65.] 1973 Act (which relates to the payment of travelling and subsistence allowances to members of local authorities) as they think fit, being payments of such reasonable amounts as they may determine in any particular case or class of case and not exceeding the amounts specified under the said section 46 for the corresponding allowances under that section.