Located in the Turkish Code of Obligations in three different general topics to investigate the source of the debt. These are contractual, tort and unjust enrichment arising from borrowings.

Debt, debt relationship concepts, sources of debt, liability law, certain private-creditor relations, debt results in general, the fulfillment of the debt, the parties of the place rather than the debt, the debt will be fulfilled when the creditor resistance, in general terms, the results of debts The results of fulfillment of the contract before the offending behavior, the resistance of the debtor, with the responsibility for the unlawful actions of liability arising from the violation of the contract with the existence and comparison.