Administrative law sits between two larger bodies of public law: constitutional law on one side and international law on the other. Its boundary with each is porous, but the boundary lines matter — they determine which court hears the dispute, which sources supply the rule, and which remedy lies. This chapter draws those boundaries by examining what each subject claims as its own and what it concedes to its neighbours.

The student who treats administrative law as a free-standing system, untethered from the Constitution and from the international legal order, will fail to make sense of half its leading cases. Almost every important administrative-law decision in India anchors itself in a constitutional provision; an increasing number look to international human-rights instruments for support. The work of distinction is therefore not the work of separation. It is the work of mapping how three overlapping legal orders relate.

The conventional position — three distinct fields

The textbook division is straightforward. Constitutional law concerns itself with the structure of the State: the distribution of powers between the Union and the States, the offices of the President, Prime Minister, and Governor, the federal scheme, the fundamental rights, and the directive principles. Administrative law takes that constitutional structure as given and asks how the executive — once created and empowered by the Constitution — must behave when it exercises the powers conferred on it. International law is different again: it governs the legal relations between sovereign States, between international organisations, and between States and individuals at the international plane.

The conventional position is that constitutional law gives the executive its authority, administrative law sets the terms on which the authority may be used, and international law operates on a different plane altogether. Each subject has its own sources, its own institutions, and its own remedies.

Administrative law and constitutional law — the working boundary

What constitutional law claims

Constitutional law concerns itself with what may be called the architecture of public power. It defines the offices through which the State acts, the limits on what each office may do, and the rights that constrain every office. The fundamental-rights chapter, the chapters on the Union and State executives, the federal-relations provisions, the emergency provisions, and the basic-structure doctrine are all parts of this architectural concern.

Constitutional law also tells us where authority comes from. Article 53 vests the executive power of the Union in the President; Article 154 vests the executive power of the State in the Governor; Article 73 specifies the matters to which the executive power of the Union extends; Article 162 does the same for the States. These are foundational provisions of constitutional law. They answer the prior question that administrative law presupposes: who is the executive and what is the source of its authority?

What administrative law claims

Administrative law begins where constitutional law leaves off. Granted that the Constitution and the statutes made under it have empowered the executive, by what standards must the executive exercise its powers? The answer is a body of doctrine on procedural fairness, the limits of discretion, the grounds of judicial review, and the available remedies. Specifically, administrative law concerns itself with:

  1. The exercise of delegated legislative power by the executive — the rules and regulations that fill out the skeletal statute.
  2. The exercise of quasi-judicial power — adjudication of rights and obligations by administrative bodies, subject to the principles of natural justice.
  3. The exercise of administrative discretion — its limits, its abuses, and its review by the courts on grounds of unreasonableness, mala fides, irrelevant considerations, and disproportionate effect.
  4. The remedies available against unlawful administrative action — the writs under Articles 32 and 226, declaratory relief, and the supervisory jurisdiction under Article 227.
  5. The liability of the State for its administrative acts — in tort, in contract, and in restitution.

Where the boundary blurs

The neat division collapses at three points. The first is the doctrine of substantive due process. After Maneka Gandhi v. Union of India (1978) 1 SCC 248, every executive action that deprives a person of life or liberty must be reasonable, fair, and just — Article 21 became the single most powerful provision of administrative law without ceasing to be a fundamental right. The procedural fairness that administrative law had developed was now constitutionalised; the grounds of administrative-law review were folded into Article 21 review.

The second is the basic-structure doctrine. Judicial review, originally a remedy under administrative law, has been recognised as part of the basic structure of the Constitution in Kesavananda Bharati v. State of Kerala (AIR 1973 SC 1461) and reaffirmed in L. Chandra Kumar v. Union of India (1997) 3 SCC 261. The supervisory jurisdiction of the High Courts under Articles 226 and 227 is now beyond the reach of even constitutional amendment. What was once an administrative-law remedy is now a constitutional fixture.

The third is the rule of law itself. The Supreme Court in Kesavananda treated the rule of law as part of the basic structure; in Indira Gandhi v. Raj Narain (AIR 1975 SC 2299) it invalidated a constitutional amendment that purported to validate a specific election outside the application of any law. The rule of law is therefore both a constitutional doctrine (it limits Parliament) and an administrative-law doctrine (it requires every prejudicial executive act to rest on legislative authority, as held in State of M.P. v. Bharat Singh, AIR 1967 SC 1170).

Why the boundary still matters

Despite the porosity, the analytical distinction holds and continues to do practical work. A constitutional question — whether Parliament has competence to enact a particular law, whether a State law is repugnant to a Union law, whether a constitutional amendment violates the basic structure — is decided by reference to the Constitution alone. An administrative-law question — whether an order under a valid statute followed natural justice, whether discretion was exercised on relevant considerations, whether the procedure for revocation of a licence was followed — is decided by reference to the empowering Act, the rules made under it, and the body of common-law principles that the courts have developed.

The remedy can also vary. A constitutional challenge to a statute results in a declaration of invalidity; an administrative-law challenge to an order under a valid statute results in the order being quashed without disturbing the statute. The grounds, the standard of review, and the consequences are not interchangeable.

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Administrative law and international law — two different planes

What international law is

International law governs the legal relations between sovereign States, between States and international organisations, and increasingly between States and individuals on matters such as human rights, refugee protection, and international criminal responsibility. Its sources are Article 38 of the Statute of the International Court of Justice — international conventions, international custom as evidence of a general practice accepted as law, the general principles of law recognised by civilised nations, and judicial decisions and the writings of jurists as subsidiary means.

The institutions of international law — the International Court of Justice, the United Nations and its specialised agencies, regional human-rights courts, dispute-settlement bodies under treaties — operate on a plane different from that of any domestic legal system. International law has no police force and no compulsory jurisdiction over States that have not consented; its enforcement depends on State practice, reciprocity, sanction, and (more rarely) the use of force authorised by the Security Council.

How the two systems relate in India

India's constitutional position on the relationship between domestic and international law is dualist, with monist tendencies. Article 51 makes it a directive principle for the State to "endeavour to foster respect for international law and treaty obligations" and to encourage the settlement of international disputes by arbitration. Article 253 empowers Parliament to make laws for implementing any treaty, agreement, or convention with another country, or any decision of an international body, even on subjects in the State List.

The dualist position means that a treaty signed and ratified by the Union does not, of itself, become enforceable Indian law. Implementing legislation is required. Where domestic statute and treaty conflict, the domestic statute prevails inside Indian courts. But the courts have developed an interpretive presumption — that domestic statutes should, where the language permits, be read consistently with India's international obligations — and a parallel doctrine that customary international human-rights law can be drawn upon to fill gaps in domestic law where it is not inconsistent with statute.

The leading illustration is Vishaka v. State of Rajasthan (1997) 6 SCC 241, in which the Supreme Court drew on the Convention on the Elimination of All Forms of Discrimination against Women (CEDAW) to formulate guidelines on workplace sexual harassment in the absence of legislation. The Court treated international human-rights instruments as a legitimate aid to giving content to Article 14 and Article 21. Administrative authorities are bound by the resulting guidelines through the Article 14 channel — that is, through administrative law — even though the originating norm was international. The reasoning was extended in People's Union for Civil Liberties v. Union of India (1997) 1 SCC 301 (telephone-tapping guidelines) and a line of cases on environmental and prison-conditions standards, where international norms were incorporated by judicial declaration into the operational standards binding on the Indian executive.

The mechanism deserves attention. International law does not, in this sequence, become directly enforceable in Indian courts; the courts use it as a touchstone for giving content to the open-textured guarantees of Articles 14 and 21, and it is the constitutional provision — not the international instrument — that supplies the binding norm. The administrative authority that breaches the resulting standard is reviewed under the writ jurisdiction of the High Courts and the Supreme Court, not before any international tribunal.

Where administrative law and international law touch

The contact points are increasing but remain limited. First, the implementation of international treaty obligations through domestic statute generates rule-making and enforcement under those statutes — the entire body of administrative law on the subject of (say) environmental clearances, foreign-trade controls, or anti-money-laundering enforcement is downstream of an international obligation. Second, judicial review of administrative action increasingly takes account of India's international commitments as an interpretive aid. Third, certain administrative bodies — the National Human Rights Commission, the Central Information Commission — derive their normative reference points partly from international standards.

What administrative law does not do is provide remedies on the international plane. A foreigner aggrieved by an act of the Indian executive must, like any other person within the territory, seek the writ jurisdiction of an Indian High Court or the Supreme Court — administrative law's remedies operate within the domestic legal system. International remedies, where they exist, lie before international tribunals on the consent of the States concerned.

The distinction in operation — three illustrations

Article 358 and emergency executive power

In State of M.P. v. Bharat Singh (AIR 1967 SC 1170), the Supreme Court was asked whether Article 358, suspending Article 19 during emergency, validated an executive order that lacked any legislative basis. The Court held it did not. Article 358 might suspend the operation of Article 19, but it could not supply legislative authority for executive action that prejudiced a citizen. The case is constitutional in its setting (Article 358) but administrative in its result (every executive prejudicial act needs legislative authority). It illustrates how a single dispute can be answered through both lenses.

Maneka Gandhi and the unification of doctrine

The decision in Maneka Gandhi (1978) is administrative law's most important constitutional moment. The procedure for impounding a passport under the Passports Act, 1967, did not on its face require the holder to be heard. The Supreme Court read in the requirement of natural justice — an administrative-law principle — through Article 21, holding that any procedure that deprived a person of personal liberty must be reasonable, fair, and just. Administrative law was constitutionalised; constitutional law was administrativised. The two became, in this domain, a single body of doctrine.

Vishaka and the international layer

In Vishaka, the Supreme Court used CEDAW to give content to Articles 14 and 21 in the absence of domestic legislation on workplace sexual harassment. Administrative authorities — every employer, public or private — became bound by judicially declared guidelines. The norm was international in origin, constitutional in its domestic foothold, and administrative in its operation.

Common doctrines, divergent grounds

Several doctrines — once treated as the property of one subject — now operate across all three. Mapping them is the quickest way to internalise the boundaries.

Equality and non-arbitrariness. Article 14 began life as a constitutional fundamental right. Through E.P. Royappa v. State of Tamil Nadu (1974) 4 SCC 3 and the cases that followed, it became the textual peg for a free-standing administrative-law doctrine of non-arbitrariness — every executive act, even one not deprivable of life or liberty, must be non-arbitrary. The same provision now does double duty: as a constitutional ground of attack on a statute, and as an administrative-law ground of attack on an executive order.

Reasonableness. The reasonableness standard developed in English administrative law as the Wednesbury test. It entered Indian constitutional law through Article 19's "reasonable restrictions" clauses. Today it applies in three layers: as a constitutional reasonableness test under Article 19, as an administrative-law unreasonableness test under judicial review, and as a proportionality test for fundamental-rights restrictions under Article 21.

Natural justice. Originally a creature of common-law administrative review, natural justice has been folded into Article 21 by Maneka Gandhi and into Article 14 by E.P. Royappa. The two limbs — audi alteram partem and nemo judex in causa sua — operate now as administrative-law standards, constitutional standards, and (through the Vishaka route) interpretive overlays of international human-rights law.

Legitimate expectation. Imported from English administrative law in Council of Civil Service Unions v. Minister for the Civil Service, the doctrine of legitimate expectation has been adopted in India as a free-standing administrative-law principle and increasingly as an Article 14 reasonableness consideration. The Indian courts treat the doctrine as substantive in some cases and procedural in others — but always anchored in the constitutional commitment to non-arbitrariness.

The historical evolution — why the boundaries shifted

The three subjects did not start where they now stand. The boundaries we draw today are the product of three twentieth-century shifts.

The first was the rise of the welfare State. As the executive's reach expanded into licensing, regulation, and adjudication, the body of law required to keep it within bounds expanded with it. Administrative law in India grew, in this period, almost entirely as a doctrine of judicial review of executive action — partly because the Constitution provided generous writ jurisdiction (Articles 32, 226, 227), partly because the Indian welfare State produced a high volume of grievance litigation, and partly because Parliament never enacted a general administrative-procedure statute on the American model. The result was a body of doctrine concentrated in the appellate jurisdiction of the High Courts and the Supreme Court.

The second shift was the basic-structure doctrine. Kesavananda Bharati and the cases that followed it transformed the Constitution from a set of rules to a set of rules with an unamendable core. Judicial review — once a procedural remedy — became part of that core after L. Chandra Kumar. The boundary between constitutional and administrative law, never sharp, became permanently porous.

The third shift was the internationalisation of human rights. India ratified the major international human-rights instruments — the ICCPR, ICESCR, CEDAW, the Convention on the Rights of the Child — and the Supreme Court began drawing on them as interpretive aids. The Vishaka route became a recognised mechanism for converting international norms into domestic administrative obligations through the constitutional door. The boundary between domestic and international law, while doctrinally dualist, became operationally fluid in the human-rights field.

The student today inherits the result of these shifts. Administrative law cannot be studied in isolation from its sources; constitutional law cannot be studied without attention to how its doctrines play out in administrative practice; and international law, though formally on a different plane, supplies an interpretive layer that increasingly conditions both.

Practical takeaways for the exam

Three propositions repay memorising. First, the boundary between administrative and constitutional law is not a wall but a gradient — the same dispute can engage both. Second, the boundary between administrative and international law is firmer in form (dualist constitution, separate sources) but porous in substance (interpretive presumptions, the Vishaka route). Third, the practical question for any litigant is which jurisdiction to invoke and on what grounds: a writ under Article 226 invokes both constitutional and administrative-law standards; a treaty-based remedy lies, if at all, in international fora.

For the judiciary aspirant, the operating instinct is to read every administrative-law problem against the constitutional and international backdrop, and every constitutional problem with one eye on the administrative-law remedies that translate constitutional commitments into operational doctrine. The three subjects are distinct, but they form a single legal order in which each supplies what the others cannot.

The student preparing for the judiciary should also notice the test-paper consequence. The doctrines of administrative discretion and Wednesbury review are administrative-law currency, but they sit on a constitutional foundation of Article 14 reasonableness — and the best answers cite both. A question framed in administrative-law language — "the order is bad for breach of natural justice" — must be answered with administrative-law authority, but the writing improves immeasurably if the answer also identifies the Article 21 anchor and explains, where relevant, that the procedural minimum is constitutionalised. A question framed in constitutional-law language — "the law is unconstitutional under Article 14" — must be answered constitutionally, but the answer is incomplete if it does not show how the constitutional norm operates downstream in administrative practice. Treating the boundary as a wall produces shallow answers; treating it as the working seam between two systems produces complete ones. The remaining chapters of this set repeatedly cross that seam, and the reader who has internalised the distinction will read them more easily.

Frequently asked questions

Is administrative law a part of constitutional law?

Not exactly. Constitutional law concerns the architecture of the State — the offices, powers, fundamental rights, federal relations, and the basic-structure doctrine. Administrative law takes that architecture as given and prescribes the standards by which the executive must exercise the powers the Constitution and statutes confer. The two overlap most clearly in Article 21 jurisprudence after Maneka Gandhi, and in the basic-structure status of judicial review after L. Chandra Kumar. But the analytical distinction holds — constitutional law decides whether power exists; administrative law decides how it must be used.

Why does the boundary between administrative and constitutional law matter in practice?

Because it determines the grounds, the standard of review, and the consequence. A constitutional challenge to a statute, if successful, results in the statute being declared invalid. An administrative-law challenge to an order under a valid statute, if successful, results in the order being quashed but leaves the statute intact. The grounds also differ — legislative competence, federal repugnancy, and basic-structure violations are constitutional-law grounds; failure of natural justice, illegality, irrationality, and procedural impropriety are administrative-law grounds.

Does international law form part of Indian administrative law?

No, but the two now interact more than the textbook position admits. India follows a dualist tradition — a treaty does not become enforceable domestic law without implementing legislation. However, Indian courts have developed an interpretive presumption that domestic statutes should be read consistently with international obligations, and have used international human-rights instruments to give content to Articles 14 and 21 where there is no domestic legislation in point, as in Vishaka v. State of Rajasthan. International norms therefore enter administrative law through the constitutional door, not directly.

What is the significance of Article 253 for administrative law?

Article 253 empowers Parliament to make laws implementing any treaty, agreement or convention with another country, or any decision of an international body, even on subjects in the State List. Once such implementing legislation is enacted, the entire body of administrative-law doctrine — rule-making, quasi-judicial adjudication, judicial review — applies to its operation. Article 253 is therefore the constitutional bridge by which international commitments become subject to domestic administrative law.

If the Constitution gives the executive its authority, what is left for administrative law?

A great deal. The Constitution and its statutes confer authority in broad terms — to license, to regulate, to allocate, to inspect, to adjudicate. Administrative law prescribes how that authority must be used. The same statutory provision can be valid as a matter of constitutional law and yet be applied unlawfully — without a hearing, on irrelevant considerations, in bad faith, or in a manner so unreasonable that no reasonable authority could have reached it. Administrative law is the body of doctrine that makes those grounds available.