Mar Menor legal personhood (Spain)
- The record does not name which of my species, waters, soils or forests were harmed.
In 2022 Spain's Law 19/2022 gave the Mar Menor coastal lagoon legal personality, after a popular legislative initiative with 639,826 signatures. The Constitutional Court upheld the law on 20 November 2024.
As reported by Público; the initiative led to Law 19/2022.
Status As of May 2026: the law stands after the 2024 Constitutional Court ruling, and the lagoon is a party in a criminal trial over illegal discharges; no ruling found.
What happened
In 2022 Spain adopted Law 19/2022, which recognised the Mar Menor lagoon as a legal person. The law came from a popular legislative initiative that collected 639,826 signatures, according to Público.
The Constitutional Court upheld the law on 20 November 2024 (ruling 142/2024), by 7 votes to 5, with five dissenting votes. Público reported the ruling under the headline that the Constitutional Court endorsed the law giving the Mar Menor legal personality.
In May 2026 Legal Today reported that the lagoon had exercised its legal personality for the first time, in a trial concerning illegal discharges. the sources reviewed's summary describes the lagoon as a party to a criminal case for the first time in 2026 and describes the case as continuing.
- 2022Law 19/2022 recognises the Mar Menor lagoon as a legal person, following a popular legislative initiative with 639,826 signatures
- 202420 November: Constitutional Court upholds the law (ruling 142/2024, 7–5)
- 2026May: Legal Today reports the lagoon exercising its legal personality for the first time, in a trial over illegal discharges
What was said
Where accounts differ
Each party's account, side by side, with its source. The record does not settle these points; it shows them.
Upheld Law 19/2022 on 20 November 2024.
BOE / Tribunal ConstitucionalVoted against upholding the law; the reasoning is not in the sources reviewed.
BOE / Tribunal ConstitucionalHow it looked
Shown
Recorded
- Law 19/2022 recognised the Mar Menor lagoon as a legal person; the law came from a popular legislative initiative with 639,826 signatures.
- The Constitutional Court upheld the law on 20 November 2024 (ruling 142/2024), by 7 votes to 5.
- In 2026 the lagoon took part for the first time as a party in a criminal trial concerning illegal discharges.
In court and with insurers
Lawsuits and rulings
- 2024-11-20DismissedConstitutional challenge to Law 19/2022 (Mar Menor legal personality)Constitutional Court of Spain · Regulatory · →
The Constitutional Court upheld Law 19/2022, which recognised the Mar Menor lagoon as a legal person, by 7 votes to 5 (ruling 142/2024). The challenger is not named in the sources reviewed. BOE / Tribunal Constitucional
- OngoingCriminal trial over illegal discharges with the Mar Menor as a partyCriminal court (not named in the sources reviewed) · Criminal · Mar Menor lagoon (party exercising its legal personality) →
Legal Today reported on 18 May 2026 that the lagoon exercised its legal personality for the first time in a trial concerning illegal discharges. Defendants are not named in the sources reviewed. Legal Today
Insurers
What we don't know
Nature
- Not measured Harm to nature: The record holds no measurement of harm to nature.
Accounts
- Disputed Is the law giving the Mar Menor legal personality constitutional?
Record
- Unclear No ruling in the 2026 trial in which the lagoon is a party is recorded; the case was described as continuing.
- Insufficient Reported but not independently verified: jurists reportedly say that the remaining core of the law is its protection bodies and the right of anyone to bring a case.
Did the harm stop?
Who paid?
Sources
Courts
- Constitutional Court ruling on Law 19/2022, Official State Gazette BOE-A-2024-27140BOE / Tribunal Constitucional · 2024
Press and investigations
Connected cases
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- New Zealand's 2014 Te Urewera Act, a legal-personhood law for a former park New Zealand · 2014 Related matter