Countermeasures under the ILC Articles on State Responsibility (2001)

The 2001 ILC Articles describe circumstances in which an injured state may take otherwise unlawful, non-forcible countermeasures in response to another state's internationally wrongful act. The General Assembly took note of the Articles on 12 December 2001 and commended them to governments without deciding their future adoption. The Articles are not themselves a treaty; the authority of a particular rule requires its own legal analysis. [1-2]

Injured-state framework

Article 22 connects the preclusion of wrongfulness with the conditions in Part Three, Chapter II. Article 42 identifies an injured state. Under Articles 49 and 51, its countermeasure must target the responsible state, seek compliance with obligations of cessation and reparation, and be commensurate with the injury, taking account of the gravity of the wrong and the rights concerned. A mistaken unilateral assessment does not itself establish a defence. [1, Articles 22, 42, 49 and 51 and commentary]

Countermeasures temporarily withhold performance of obligations owed to the responsible state. They should, as far as possible, permit performance to resume. The commentary distinguishes that requirement from an absolute ability to undo every consequence. Countermeasures do not excuse an independent breach of an obligation owed to a third state. Retorsion involves unfriendly conduct that does not breach the acting state's international obligations and needs no countermeasure justification. [1, Article 22 commentary 4-6; Chapter II commentary 1-6; Article 49 commentary 3-9]

Procedure and protected obligations

Article 52 requires a call for compliance, notice of the proposed countermeasures and an offer to negotiate. Urgent measures necessary to preserve rights are excepted from the notice-and-offer requirement in paragraph 1(b), not from every condition. Countermeasures must be suspended without undue delay when the wrongful act has ceased and the dispute is pending before a body empowered to issue binding decisions, subject to the responsible state's good-faith participation. Mere negotiations or the existence of an unconstituted tribunal do not automatically satisfy those conditions. Article 53 requires termination once the responsible state has complied with its relevant obligations. [1, Articles 52-53 and commentary]

Article 50 preserves the prohibition on the threat or use of force, fundamental human-rights obligations, humanitarian obligations prohibiting reprisals and other peremptory norms. It also preserves applicable dispute-settlement obligations and diplomatic and consular inviolability. These limits remain separate from whether a proposed measure is proportionate. [1, Article 50]

Judicial illustration

In Gabčíkovo-Nagymaros, the ICJ examined a proposed countermeasure justification for Czechoslovakia's diversion of the Danube. The Court identified the prior wrong, direction against the responsible state, prior demand for compliance and proportionality as relevant conditions. It held that the diversion was not a lawful countermeasure because it was disproportionate. Having reached that conclusion, it did not need to decide the further compliance-purpose and reversibility condition. The judgment does not approve economic restrictions generally. [3, paragraphs 82-87]

Other states and special regimes

Article 48 concerns invocation by states other than an injured state. Article 54 preserves lawful measures by those states but leaves the entitlement to otherwise unlawful Third-party countermeasures unresolved in the Articles. Invocation of responsibility and authority to displace another obligation are distinct questions. [1, Articles 48 and 54, especially Article 54 commentary 6-7]

Article 55 preserves special rules governing responsibility. A treaty's procedures may exclude or modify the general framework, but sharing a subject matter does not alone establish displacement. Article 59 preserves the UN Charter. Security Council action and its domestic implementation therefore require their own examination. [1, Article 55 commentary 1-6; 2, Annex, Article 59]

Application to economic statecraft

The framework does not provide automatic authority to confiscate central-bank assets. Analysis must identify the primary obligation, the responsible and injured states, the obligation that the response would otherwise breach, the compliance sought, protected rights, proportionality and the route to termination. Domestic authority, immunity and property rights also require separate examination. Temporary immobilisation, use of revenues and a transfer of principal cannot be treated as the same legal act. [1, Articles 49-55]

This analytical sequence is a safeguard, not a finding that any named contemporary asset measure is lawful. State explanations and judgments must be evaluated on their stated grounds. A policy commitment or an assertion of legality does not establish general agreement on a contested rule. [1, Article 54 commentary 3-7]

Sources

1. International Law Commission, *Draft Articles on Responsibility of States for Internationally Wrongful Acts, with Commentaries*, Yearbook of the International Law Commission 2001, vol. II, part two, especially Articles 22, 48-55 and Part Three, Chapter II.
2. United Nations General Assembly, Resolution 56/83, *Responsibility of States for internationally wrongful acts*, adopted 12 December 2001, document issued 28 January 2002, paragraph 3 and Annex.
3. International Court of Justice, Gabčíkovo-Nagymaros Project (Hungary/Slovakia), judgment of 25 September 1997, I.C.J. Reports 1997, p. 7, paragraphs 82-87, pp. 55-57, reproduced in the United Nations Office of Legal Affairs *Regional Course in International Law, Study Materials, Part V* (2013), PDF pages 135-136.