In short
The Code asks three things of payment and puts them in three consecutive articles. Integrity: payment is understood made and the obligation extinguished when the performance owed has been executed or delivered in full to the creditor. Identity: the debtor of a thing cannot compel the creditor to receive a different one, even if of equal or greater value than the one owed, and in obligations to do neither may one act be substituted for another against the creditor’s will. Indivisibility: the creditor cannot be compelled to receive partially the performances the obligation consists of, except where the contract or the law expressly authorize it. To that last rule the same Article 1119 adds a concrete exception: if the debt has a liquidated part and an unliquidated part, the creditor may demand, and the debtor may make, payment of the first without waiting for the second to be liquidated. None of the three articles stops the parties from agreeing otherwise; what they do is say what happens where they did not.
What is it?
It is Section Two of Chapter I of Title II of Book Four of the Civil Code of 2020, Articles 1117 to 1119. It fixes what a payment must satisfy to extinguish the obligation: that it be complete, that it be what is owed, and that it not be imposed in pieces.
Who can do it?
Any creditor or debtor of an outstanding obligation. The indivisibility rule yields where the contract or the law expressly authorize partial payment.
Requirements
- Executing or delivering the performance owed in full: only then is payment understood made and the obligation extinguished.Verified against the official source
- Delivering the thing owed and not another, even if the other is of equal or greater value.Verified against the official source
- To impose a partial payment, that the contract or the law expressly authorize it.Verified against the official source
Documents you need
Cost
Step by step
Step 1: When the obligation is really extinguished
Article 1117 hangs it on one word: payment is understood made and the obligation extinguished when the performance owed has been executed or delivered in full to the creditor. While anything is missing, the obligation stays alive, however much has been paid.
Step 2: What is owed cannot be swapped
Article 1118 is categorical: the debtor of a thing cannot compel the creditor to receive a different one, even if of equal or greater value than the one owed. Not even by improving the deal: the creditor asked for what they asked for.
Step 3: Nor one service for another
The second paragraph of the same article extends it: in obligations to do, neither may one act be substituted for another against the creditor’s will. With their will, yes; against it, no.
Step 4: The creditor does not have to accept instalments
Article 1119 says it plainly: the creditor cannot be compelled to receive partially the performances the obligation consists of. With a proviso that must be read whole: except where the contract or the law expressly authorize it. If your contract provides for instalments, that is the express authorization.
Step 5: The liquidated-part exception
The same article opens a concrete door: if the debt has a liquidated part and an unliquidated part, the creditor may demand, and the debtor may make, payment of the first, without waiting for the second to be liquidated. It serves both sides: the creditor collects what is already clear and the debtor stops owing it.
Step 6: What to do if the creditor will not receive
These three articles protect the creditor; they do not require them to cooperate. Where it is the creditor who unreasonably refuses to accept payment, the figure is not here but in the next chapter of the Code — the substitutes for payment, consignment foremost — which this guide does not cover.
Where to do it
These are rules between creditor and debtor; where there is disagreement over whether payment was complete or was what was owed, the Court of First Instance decides. The Code names no agency and no counter here.
How long it takes
What to do if something goes wrong
If your contract or a special statute expressly authorizes paying in parts, Article 1119 yields: that authorization governs. We name none of those special statutes here because we did not read them. If the problem is when or where to pay, see the guide on the term and place of payment. If the one refusing is the creditor, the remedy is in the substitutes for payment, which this guide does not cover. If there are several debtors, see the guide on joint and several debtors. This guide also does not explain the rules on delay and breach that come later in this Title. The Code publishes no fee and no term for these articles. MiPRFácil does not represent anyone in court and gives no legal advice.
Common mistakes
- Treating the obligation as extinguished on an almost complete payment: the performance owed must be delivered in full.
- Offering something better and assuming the creditor must take it: they cannot be compelled, even at greater value.
- Substituting one service for another against the creditor’s will.
- Imposing instalments where neither the contract nor the law expressly authorizes them.
- Reading Article 1119 without its proviso: a contract providing for instalments does authorize partial payment.
- Withholding the whole debt because part is unliquidated: the liquidated part can be demanded and paid separately.
- Confusing the indivisibility of payment with an indivisible obligation: different articles, different problems.
- Using these articles against a creditor who refuses to receive: consignment, in the next chapter, is for that.
Frequently asked questions
Do they have to accept a part payment?
No, unless the contract or the law expressly authorize it. Article 1119 says the creditor cannot be compelled to receive partially the performances the obligation consists of.
Can I pay with something else worth more?
You cannot compel the creditor to take it. Article 1118 lets them refuse even if it is of equal or greater value than what is owed. Whether the creditor accepts is another matter.
Part of the debt is clear and part is not — must we wait?
No. If the debt has a liquidated part and an unliquidated part, the creditor may demand and the debtor may make payment of the first without waiting for the second to be liquidated.
When is the obligation extinguished?
When the performance owed has been executed or delivered in full to the creditor, under Article 1117.
Official sources
These are the government pages this guide is based on.
- Poder Judicial de Puerto Rico
Poder Judicial
bvirtualogp.pr.gov
Last verified
September 8, 2026
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What an obligation is and where it comes from
Six sources, and the list stays open. Whoever performs knowing they were not bound cannot demand it back.
No date and no place agreed: when and where performance is due
With no term, payment is due at once unless the deal implies a tacit one. With no place, the municipality where the debtor resides.
Paying for someone else, and paying the wrong person
Anyone may pay another’s debt, with or without permission. But paying someone unauthorized does not always release you.
Several debts with one creditor: which one your payment goes to
You choose at the moment of paying, but interest comes first. And a receipt for principal with no reservation presumes interest paid.
What can be performed in parts and what cannot
If there are several and the performance can be split, each owes their part and one who defaults does not oblige the others.
Money debts: what they are paid in and when interest runs
The Code requires payment in the specie agreed and, failing that, in legal tender. It says "legal interest" but sets no rate.