479. Procuring of tenders.

If the architect or engineer is authorised to obtain tenders, he is entitled, unless it is otherwise agreed, to payment of any expenses reasonably or necessarily incurred in connection therewith1.

If the architect or engineer is instructed to prepare plans for a building or for works to cost approximately a certain sum and all the tenders sent in are considerably in excess of the sum mentioned, the employer may be entitled to repudiate the employment and refuse to pay him