Understanding Spain's maritime zoning is not only a matter of nautical knowledge, but a fundamental responsibility for any skipper, vessel owner, or charter captain. At Rumbomed, we advocate for safe, informed navigation that complies with all current regulatory frameworks.
The legal framework governing Spanish seas is primarily based on the United Nations Convention on the Law of the Sea (UNCLOS). Depending on the distance measured from straight baselines, Spain's state sovereignty and jurisdiction vary significantly across different zones.
Knowing where internal waters end and the Exclusive Economic Zone begins is the golden rule for a legal and seamless passage.
Rumbomed Captaincy
Internal Waters & Territorial Sea (Up to 12 Nautical Miles)
Extending from the low-water line or straight baselines up to 12 nautical miles offshore, you enter the Territorial Sea. Within this area, the Spanish state exercises full sovereignty over the water column, seabed, subsoil, and airspace.
Internal Waters
Waters landward of the baseline (ports, bays, and estuaries). State sovereignty here is absolute, matching land territory jurisdiction.
Right of Innocent Passage
Foreign vessels enjoy the right of continuous passage through the territorial sea, provided it does not prejudice peace, good order, or security.
Contiguous Zone & Exclusive Economic Zone (EEZ)
Beyond the 12-mile limit, state powers transition toward specific enforcement duties and exclusive economic resource management:
Contiguous Zone (12 to 24 Miles)
- Customs and fiscal enforcement
- Immigration control and border security
- Sanitary regulations compliance
- Prevention and punishment of infringement in territory
Exclusive Economic Zone (Up to 200 Miles)
- Sovereign rights for fishing and natural resources
- Marine scientific research governance
- Protection and preservation of the marine environment
- Jurisdiction over offshore installations and renewable energy
Key Recommendations for Skippers
When planning offshore passages or chartering a yacht along the Costa del Sol, always verify that your nautical license limitations and your vessel's safety zone classification (Navigation Zones 1 to 7) align with the distance from shore you intend to navigate.