Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) [2018]
ICJ Reports 2018, p. 139 · International Court of Justice · International
Law of the Sealaw-of-the-seaLaw of the SeaMaritime delimitation; single maritime boundary; relevant coasts
Issue
What is the maritime boundary between the two states in both oceans?
Held
The Court drew delimitation lines in both oceans, using the equidistance method and adjusting for relevant circumstances such as the presence of islands.
Exam use
In an exam, introduce Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) with the citation only if you can remember it accurately; otherwise use the case name and court, then focus on the rule and application. A strong answer should say what Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) decided, why the facts mattered, and how the authority helps resolve the new facts. Avoid treating the case as a decorative reference. Use it to prove a doctrinal step in Maritime delimitation; single maritime boundary; relevant coasts, then move quickly to analysis.
Summary
Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) is included in the Law of the Sea case database because it gives students a concrete authority for Maritime delimitation; single maritime boundary; relevant coasts. The reported citation is ICJ Reports 2018, p. 139, and the decision is associated with International Court of Justice. In revision, treat the case as a way to connect the legal issue to a real dispute rather than as an abstract rule. The key exam move is to state the holding, identify the fact pattern that made the rule matter, and then decide whether a new problem question should apply, distinguish, or limit the authority.
Facts
The material factual signal for Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) is: Costa Rica and Nicaragua disputed maritime boundaries in the Caribbean Sea and Pacific Ocean, including the effect of islands and coastal concavity. Students should read the linked source and turn that signal into a short fact table: parties, transaction or public-law setting, procedural posture, conduct in dispute, and the fact the court treated as decisive. This prevents vague case-dropping. In an answer on Law of the Sea, use the facts to explain why Maritime delimitation; single maritime boundary; relevant coasts was live, then compare the problem facts against the facts in the case before stating any conclusion.
Procedural History
Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) is reported as a decision of International Court of Justice. The procedural route should be checked against the linked source before formal citation. For study notes, record whether the decision was an appeal, judicial review, trial judgment, tribunal ruling, or constitutional/application proceeding, because that posture affects how confidently the rule can be used.
Issue
What is the maritime boundary between the two states in both oceans?
Held
The Court drew delimitation lines in both oceans, using the equidistance method and adjusting for relevant circumstances such as the presence of islands.
Ratio Decidendi
A provisional equidistance line is the starting point; it may be adjusted to achieve an equitable result based on relevant circumstances.
Obiter Dicta
Check the linked source for concurring, dissenting, or obiter observations before quoting this case. If the case includes non-binding reasoning, use it as persuasive support rather than as the core rule.
Reasoning
For reasoning, start with the ratio: A provisional equidistance line is the starting point; it may be adjusted to achieve an equitable result based on relevant circumstances. Then read the source and separate three things: the legal test, the facts used to apply that test, and any policy or institutional reason the court gave. This structure makes Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) easier to use in essays and problem questions. In Law of the Sea, the case should be compared with related authorities on Maritime delimitation; single maritime boundary; relevant coasts; if the jurisdiction, statute, or procedural posture differs from the exam problem, explain that limit explicitly instead of treating the authority as automatic.
Plain-English Explanation
Plainly, Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) is a case to use when a Law of the Sea answer needs an authority on Maritime delimitation; single maritime boundary; relevant coasts. Do not just list it. Explain the problem the court had to solve, the rule or holding it used, and the fact that made the result persuasive. That turns the case from a memorised name into evidence for your legal analysis.
Essay-Ready Explanation Generator
Version 1 of 4
Reference to Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) (ICJ Reports 2018, p. 139) strengthens a Law of the Sea answer because the case reflects the principle that A provisional equidistance line is the starting point; it may be adjusted to achieve an equitable result based on relevant circumstances. Applied to a problem question, the case should be used after identifying the issue as What is the maritime boundary between the two states in both oceans? The stronger essay move is to connect the material facts to the court's holding, then explain whether the present facts support the same conclusion or justify distinguishing the authority.
Underlying Concepts
law-of-the-sea
Law of the Sea
Maritime delimitation; single maritime boundary; relevant coasts
case authority
exam application
Key Passages
Verify exact wording in the linked source before quoting.
Significance
Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) is significant for LawConquer users because it supplies a named authority for Maritime delimitation; single maritime boundary; relevant coasts in Law of the Sea. The case can anchor a paragraph, support a rule statement, or provide a contrast point when another authority points the other way. Its practical value is strongest when the student links the holding to the material facts and then explains whether the present problem is analogous or distinguishable.
Related Cases
No related cases listed.
Exam Tips
In an exam, introduce Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) with the citation only if you can remember it accurately; otherwise use the case name and court, then focus on the rule and application. A strong answer should say what Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) decided, why the facts mattered, and how the authority helps resolve the new facts. Avoid treating the case as a decorative reference. Use it to prove a doctrinal step in Maritime delimitation; single maritime boundary; relevant coasts, then move quickly to analysis.
Revision Checklist
Name the issue before discussing facts so the marker sees the legal question immediately.
State the holding in one sentence, then use the ratio to explain why the court reached that result.
Use the citation and jurisdiction to show why this authority matters for the problem you are answering.
Pair this case with one supporting or contrasting authority if the question tests limits, policy, or exceptions.
Problem Question Use
Use Maritime Delimitation in the Caribbean Sea and the Pacific Ocean (Costa Rica v. Nicaragua) in a problem question by matching the factual trigger to the new scenario. If the fact pattern aligns with Costa Rica and Nicaragua disputed maritime boundaries in the Caribbean Sea and Pacific Ocean, including the effect of islands and coastal concavity., apply the ratio and explain the likely result. If a crucial fact, jurisdiction, statute, or procedural posture differs, distinguish the case and use it as a boundary rather than a controlling answer.