156. Obligation to remunerate and pay for materials.

There is an implied term under a contract for the supply of a service1, where the consideration for the service is not otherwise determined, that the party contracting with the supplier will pay a reasonable charge2. What is a reasonable charge is a question of fact3.

The acceptance of services does not, however, in all cases necessarily imply that such services are to be remunerated. In general, remuneration cannot be successfully claimed for services voluntarily performed without request4. In general, whether or not work and labour is to be remunerated depends upon the contract under which the work was done5,