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Law 12/93 · RENNDA
Updated June 2026

❤️ Am I an organ donor by default?

Yes
Quick answer

Yes: in Portugal you're an organ donor by default (presumed donor), unless you object. The basis is Law 12/93. All nationals, stateless persons and legal residents who haven't expressed an objection are potential donors after death — no card or family consent is needed. The only way to object is to register in RENNDA (National Registry of Non-Donors), wholly or partly, revocable at any time. Before any collection, RENNDA is mandatorily consulted. Living donation is more limited (as a rule only regenerable tissue; non-regenerable organs only among relatives up to the 3rd degree). Donation is free — commercialisation is prohibited. In short: yes, donor by default.

📋 The rules

  • Presumed donor by default (Law 12/93)
  • Objection only via RENNDA (total or partial)
  • No card or family consent
  • RENNDA consulted before any collection
  • Living donation: limited and free

🔓 Exceptions

  • Non-resident foreigners aren't presumed donors
  • Minors/incapable: objection registered by their representatives
  • Living donation of a non-regenerable organ only up to the 3rd degree

⚠️ Penalties & fines

Commercialising organs is prohibited (art. 5) and incurs civil, criminal and disciplinary liability. Organ trafficking (art. 144-B of the Penal Code) is punished with 3 to 10 years in prison (aggravated up to 5 to 15 years if the victim is vulnerable or a minor, or in case of death), and human trafficking for collection (art. 160) with equivalent terms — these are prison crimes, not fines. Beware the Brazil confusion: there the system is opt-in and requires family authorisation, whatever the card; in Portugal presumed consent applies — you're a donor automatically unless registered in RENNDA, and family refusal doesn't legally override the absence of an objection. To decide: if you don't want to donate, register in RENNDA; if you want to be a donor, you need do nothing.

📎 Official sources

Last verified: 2026-06-20

❓ Frequently asked

Am I an organ donor even without a card?

Yes. In Portugal the presumed-donor, or presumed-consent, system applies. All nationals and legal residents who haven't expressed an objection are considered potential donors after death, with no need for a donor card or any prior registration. Donation is the rule; it's the objection that must be declared.

How do I avoid being a donor?

If you don't want to be a donor, you must register in RENNDA, the National Registry of Non-Donors, expressing your objection. That objection can be total or only partial, for certain organs or tissues, and is revocable at any time. It's the only legally recognised way to object to donation.

Can my family decide for me?

Legally, no. As presumed consent applies, donation doesn't depend on the family's authorisation, but on the absence of an objection registered in RENNDA. In clinical practice, teams usually speak with relatives, but the legal basis is the person's will, expressed or presumed, not the relatives' decision.

Can I donate an organ while alive?

Yes, but with limits. Living donation is, as a rule, allowed only for regenerable substances. Donation of non-regenerable organs is only admitted among relatives up to the third degree, except for special-authorisation cases, and never by minors or incapable persons. It always requires free, informed, written consent.

Does Portugal require authorising donation like Brazil?

No. In Brazil, the system is opt-in and requires family authorisation for donation. In Portugal, it's the opposite: opt-out, or presumed consent, applies, so you're a donor automatically, unless you register in RENNDA to object. It's a myth to think you must authorise donation in advance.

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