A principal must advance to the agent, if the latter should request it, the amounts necessary for the execution of the agency.\nShould the agent have advanced them, the principal must reimburse him for the same, even if the transaction should not have succeeded, provided the agent should have been exempted from blame.\nThe reimbursement shall include interest on the amounts advanced, counted from the day on which the advance was made.\nHistory —Civil Code, 1930, § 1619.
Puerto Rico Legal Code