Constitutional, Legal and Institutional Framework

Introduction and Context

India’s Goods and Services Tax (GST) is a constitutional, statutory and administrative system for taxing the supply of goods and services. It replaced a fragmented structure involving central excise duty, service tax, State value added tax, entertainment tax, entry tax and several other levies. GST seeks to create a common national market while preserving the fiscal role of both the Union and the States.

GST is therefore not merely a tax law. It is an example of cooperative federalism supported by constitutional allocation of legislative power, a group of interlocking statutes, delegated legislation, administrative institutions and judicial interpretation. A tax practitioner must understand this hierarchy because liability, compliance and litigation depend on identifying the correct legal source.

This chapter explains the constitutional basis of GST, the GST Council, the principal GST statutes, delegated legislation, administrative structures and the hierarchy of legal authority.

Learning Objectives

After studying this chapter, the learner should be able to:

1. Explain the constitutional foundation of GST in India.
2. Distinguish the roles of CGST, SGST, UTGST and IGST laws.
3. Describe the composition and functions of the GST Council.
4. Explain the relationship between Acts, rules, notifications, circulars and judicial precedents.
5. Analyse the federal administration of GST.
6. Apply the hierarchy of legal authority to practical tax problems.
7. Identify governance, compliance and professional-ethics issues in GST practice.

1. Constitutional Foundation of GST

1.1 The Constitution (One Hundred and First Amendment) Act, 2016

The constitutional foundation of GST was created by the Constitution (One Hundred and First Amendment) Act, 2016. Before this amendment, taxing powers were divided through separate Union and State entries in the Seventh Schedule. The division was not designed for a comprehensive tax on a transaction involving both goods and services.

The amendment introduced Article 246A, Article 269A and Article 279A, and modified other constitutional provisions. These changes enabled Parliament and State legislatures to make GST laws, provided for the levy of GST on inter-State supplies and established the GST Council.

1.2 Article 246A: Concurrent legislative power

Article 246A gives Parliament and, subject to the special rule for inter-State supply, State legislatures the power to make laws with respect to GST. This is a special constitutional provision and operates notwithstanding the ordinary distribution of legislative subjects in Articles 246 and 248.

The practical result is:

• Parliament legislates for central GST and inter-State GST.
• State legislatures legislate for State GST within their territorial jurisdiction.
• Parliament has exclusive power over GST on inter-State supplies.
• The constitutional scheme permits a dual GST rather than a single centrally administered tax.

GST is therefore a concurrent tax field with an important constitutional distinction between intra-State and inter-State supplies.

1.3 Article 269A: Inter-State supplies

Article 269A provides that GST on supplies in the course of inter-State trade or commerce is levied and collected by the Government of India and apportioned between the Union and the States in the manner provided by Parliament. The provision also covers imports, which are treated as inter-State supplies for GST purposes.

This arrangement supports the destination principle: tax revenue generally follows the place where consumption occurs rather than merely the place where production occurs. The constitutional provision also recognises the special role of the GST Council in recommending principles relating to place of supply and apportionment.

1.4 Article 279A: The GST Council

Article 279A establishes the GST Council as a constitutional body. It is designed to promote coordination between the Union and the States. The Council recommends matters such as:

• taxes, cesses and surcharges to be subsumed in GST;
• goods and services that may be subjected to or exempted from GST;
• model GST laws;
• principles of levy, apportionment and place of supply;
• threshold limits;
• GST rates and rate bands;
• special provisions for specified States; and
• any other GST-related matter referred to it.

The Council is a recommendation-making body. Its recommendations are highly significant, but a recommendation is not automatically the same as a statutory provision. Legal effect normally requires implementation through an Act, rule, notification or other valid legal instrument.

1.5 Voting structure and cooperative federalism

The Council consists of the Union Finance Minister as Chairperson, the Union Minister of State in charge of Revenue or Finance, and the Minister in charge of Finance or taxation nominated by each State government. The Union has one-third of the weighted votes, while all States together have two-thirds. A proposal requires the prescribed three-fourths weighted majority of members present and voting.

The structure reflects cooperative federalism. Neither the Union nor the States ordinarily controls the Council alone. At the same time, federal coordination can involve negotiation, fiscal pressures and differing policy priorities. The Council’s effectiveness depends not only on constitutional design but also on transparent deliberation, reliable data and timely legislative implementation.

1.6 Compensation and transitional arrangements

The constitutional amendment was accompanied by a statutory compensation framework for revenue loss suffered by States during the transition to GST. The Goods and Services Tax (Compensation to States) Act, 2017 created a compensation cess on specified goods and services. Compensation arrangements were time-bound and were later affected by exceptional revenue conditions, including the COVID-19 period. Practitioners should verify the law applicable to the relevant tax period rather than relying on historical descriptions.

2. The GST Statutory Framework

GST operates through several principal laws. Their functions overlap institutionally but differ legally.

The Acts must be read together. A transaction may require simultaneous reference to the charging provision, classification provisions, place-of-supply rules, valuation rules, input tax credit provisions and procedural rules.

2.1 CGST

CGST is levied by the Union on intra-State supplies of goods or services or both, subject to statutory conditions. For an ordinary taxable intra-State supply, the supplier generally charges CGST along with SGST or UTGST. The CGST component is credited to the Central Government.

CGST provisions address registration, taxable supply, time and value of supply, input tax credit, payment, returns, assessment, audit, inspection, search, seizure, demand, recovery, offences and appeals.

2.2 SGST

SGST is levied by the relevant State on intra-State supplies. Each State has its own SGST Act, generally modelled on the central law but enacted by the State legislature. SGST revenue belongs to the State, subject to statutory rules and settlement mechanisms.

Although CGST and SGST are charged on the same intra-State supply, they are separate levies. A credit of CGST is generally not used to pay SGST, and SGST credit is generally not used to pay CGST, subject to the utilisation order and restrictions prescribed by law.

2.3 UTGST

UTGST applies in specified Union Territories that do not have their own legislature or SGST arrangement. It is ordinarily charged with CGST on an intra-Union-Territory supply. Union Territories with legislatures may have a GST law comparable to a State GST law, depending on the statutory framework applicable to them.

The distinction between SGST and UTGST is important for invoicing, return reporting, credit utilisation and revenue accounting.

2.4 IGST

IGST applies to inter-State supplies, imports and other transactions specified by law. The IGST Act determines whether a supply is inter-State and prescribes place-of-supply rules. It also facilitates the transfer and utilisation of tax credits across the Union and the States.

For example, a supplier in Maharashtra supplying goods to a registered recipient in Karnataka will generally examine the inter-State provisions, apply IGST, determine the place of supply and report the transaction under the appropriate return mechanism. The recipient may claim eligible IGST credit subject to the statutory conditions.

2.5 Intra-State and inter-State supply

Classification is not based only on the physical movement of goods. It requires examination of the location of the supplier, the place of supply, special rules for imports and exports, supplies to or from special territories, and statutory deeming provisions.

A broad working principle is:

• same State or Union Territory, with applicable exceptions: intra-State supply;
• different States or Union Territories: inter-State supply;
• import into India: inter-State supply;
• export from India: zero-rated supply under the statutory framework.

The detailed statutory rules prevail over simplified descriptions.

3. Delegated Legislation and Administrative Instruments

Modern tax statutes cannot contain every procedural detail. Parliament and State legislatures establish the legal framework and delegate limited rule-making power to the executive. This creates a hierarchy of instruments.

3.1 Acts

An Act is primary legislation enacted by the competent legislature. It creates the charging provision, defines legal rights and liabilities, authorises procedures and provides remedies. An executive authority cannot ordinarily impose a tax without clear legislative authority.

3.2 Rules

Rules are made under authority delegated by an Act. GST rules provide operational detail concerning registration, invoices, accounts, returns, valuation, input tax credit, refunds, assessment and appeals. Rules cannot contradict or enlarge the parent Act. If a rule is inconsistent with the Act or Constitution, it may be challenged before a competent court.

3.3 Notifications

A notification is an official legal instrument issued by the authorised government or tax authority under statutory power. Notifications may grant exemptions, prescribe rates, appoint dates, specify procedures, restrict credit, extend time or bring provisions into force. Their validity depends on the enabling provision, proper publication and compliance with statutory limits.

A tax professional should record the notification number, issue date, effective date, relevant tax period and subsequent amendments. The date of issue and the date from which the notification operates may differ.

3.4 Circulars and orders

Circulars generally explain the department’s understanding of legal provisions and promote uniform administration. They may guide departmental officers, but they cannot override an Act, rule, constitutional provision or binding judicial decision. A circular favourable to taxpayers may be relevant in departmental proceedings, but a circular cannot create a tax liability unsupported by law.

Orders may address administrative implementation, authorisation or particular procedural matters. Their legal force depends on the statutory authority under which they are issued.

3.5 Notifications versus circulars

4. Hierarchy of Legal Authority

A practical hierarchy for GST analysis is:

1. Constitution of India;
2. constitutional amendments and constitutional principles as interpreted by courts;
3. Acts of Parliament and State legislatures;
4. rules made under those Acts;
5. valid notifications and orders issued under statutory authority;
6. circulars and departmental instructions;
7. departmental practices and internal communications.

Judicial precedents operate across this hierarchy. Decisions of the Supreme Court bind all courts and authorities in India. Decisions of a High Court bind authorities and subordinate courts within its territorial jurisdiction, subject to appeal and later decisions. Decisions of tribunals are important persuasive or binding authorities within their statutory structure, but their precise precedential force must be assessed carefully.

Where provisions conflict, the Constitution prevails over legislation; legislation prevails over subordinate legislation; and valid judicial interpretation governs the application of the law. A later statute or notification may change the position prospectively or, where legally permissible, retrospectively.

4.1 Reading a GST problem systematically

A professional legal analysis should proceed in the following order:

1. Identify the transaction and relevant tax period.
2. Determine whether the activity is a supply and identify its classification.
3. Establish the location of supplier and place of supply.
4. Determine whether the supply is intra-State, inter-State, imported or exported.
5. Locate the charging section in the relevant Act.
6. Check exemptions, rate notifications and special provisions.
7. Examine valuation, time of supply and input tax credit rules.
8. Verify amendments, circulars and judicial decisions applicable on the relevant date.
9. Document assumptions, evidence and the conclusion.

This method prevents the common error of beginning with a circular or a tax-rate chart without first establishing the statutory character of the transaction.

5. Federal GST Administration

5.1 Union and State authorities

GST administration is shared. Central tax officers administer CGST and IGST functions assigned to them, while State tax officers administer SGST and related functions. Cross-empowerment and coordinated procedures are necessary because a taxpayer’s business may involve multiple jurisdictions and both central and State tax consequences.

The Central Board of Indirect Taxes and Customs (CBIC) is the principal central administrative body for indirect taxes. State tax departments administer SGST. The GST Council provides policy coordination, while the Goods and Services Tax Network (GSTN) supports the technology platform for registration, returns, payments and related services.

5.2 GSTN and digital administration

GST administration is substantially technology-enabled. Registration applications, invoices, returns, payments, notices and refunds are managed through electronic systems. Digital administration improves data matching and reduces manual discretion, but it also creates risks involving system outages, data quality, identity theft, cyber-security and exclusion of taxpayers with limited digital access.

A tax consultant must preserve electronic acknowledgements, filing dates, payment references, correspondence and documentary evidence. Screenshots alone may be insufficient; official reference numbers and downloaded records should be retained.

5.3 Adjudication and appeals

A taxpayer may receive a notice, submit a reply, participate in personal hearing where required, and obtain an adjudication order. The statutory appeal structure generally proceeds from the adjudicating authority to the appellate authority, then to the appellate tribunal when constituted and applicable, and thereafter to the High Court or Supreme Court on legally permitted grounds.

Natural justice requires adequate notice, opportunity to respond, an unbiased decision-maker and a reasoned order. A demand that relies on undisclosed material or fails to address the taxpayer’s evidence may be vulnerable to challenge.

6. Judicial Precedents and Constitutional Interpretation

Courts have addressed important GST questions involving legislative competence, classification, input tax credit, arrest and recovery powers, limitation, natural justice, refund and the constitutional status of GST Council recommendations.

A notable constitutional principle is that the GST Council’s recommendations are influential but do not automatically become binding law merely because they were made by the Council. The executive and legislatures must act through legally authorised instruments. This reinforces the distinction between policy coordination and legal enactment.

Judicial interpretation also demonstrates that tax statutes are read strictly when imposing a charge, while exemption provisions and procedural requirements are applied according to their text, context and governing precedent. The appropriate approach depends on the issue; no single slogan replaces statutory analysis.

7. Illustrative Case: Inter-State Supply and Conflicting Guidance

This is an illustrative professional scenario, not a report of an actual taxpayer.

Background

A consulting company registered in Delhi provides remote advisory services to a client registered in Haryana. The client’s project team operates from several States. The supplier’s accountant initially charges CGST and SGST because the client’s main office is close to Delhi. A departmental circular later cited by the client appears to discuss a different category of service.

Problem

The company must decide whether the supply is intra-State or inter-State, identify the applicable place-of-supply rule and correct the tax invoice without relying on an inapplicable administrative clarification.

Analysis

The consultant first identifies the nature of the service and confirms the locations of supplier and recipient from registration records and the contract. The relevant place-of-supply provision is then examined. Because the supplier and registered recipient are in different States, the statutory framework ordinarily points toward inter-State treatment, subject to the specific place-of-supply rules.

The accountant next checks the IGST Act, relevant rules, rate notifications and the tax period. The circular is considered only after the statutory provisions and is used as interpretive guidance if it addresses the same factual and legal issue. It cannot replace the charging and place-of-supply provisions.

Approach and outcome

The company issues a documented correction in accordance with the applicable invoicing and amendment provisions, reports the transaction under the correct return, and preserves the contract, registration details, correspondence and legal note. If an earlier tax payment created an adjustment issue, the company follows the statutory mechanism rather than making an informal set-off.

Learning points

• Tax treatment follows statutory classification, not geographical intuition.
• Place of supply must be analysed independently of the place where employees work.
• A circular must be matched carefully to the facts and legal provision.
• Corrective action should be documented and completed through the prescribed system.
• Professional advice should identify uncertainty rather than present an unsupported conclusion.

8. Governance, Ethics and Compliance Risks

GST practitioners occupy a position of trust. Ethical practice requires accurate disclosure, preservation of records, avoidance of fabricated invoices, proper handling of client data and clear communication of risks. A consultant should not advise a client to claim credit merely because an invoice exists when statutory conditions are not satisfied.

Important governance risks include:

• wrongful availment or utilisation of input tax credit;
• circular trading and fake invoicing;
• intentional misclassification to obtain a lower rate;
• suppression of turnover;
• unauthorised sharing of GST credentials;
• failure to respond to notices; and
• reliance on outdated rates or notifications.

Internal controls should include maker-checker review, reconciliation of books with returns, verification of supplier data, restricted access to credentials, change logs and periodic legal updates.

9. Contemporary Developments and Professional Practice

GST law is dynamic. Rate changes, electronic invoicing, automated return data, changes in interest and penalty provisions, appellate developments and evolving jurisprudence require continuous monitoring. Artificial intelligence can assist in classifying documents, identifying mismatches and searching legal materials, but it should not be treated as an autonomous legal authority.

AI-generated advice may contain outdated provisions, invented case references or incorrect assumptions. A professional must verify every material conclusion against the current Act, rules, notifications, official portals and authoritative judgments. Confidential taxpayer information should not be uploaded to an unapproved system.

Best practice is to maintain a legal-issue file containing the transaction facts, tax period, statutory provisions, notifications, circulars, case law, assumptions, calculation records and reviewer approval. This approach supports both compliance and defensible professional judgment.

Chapter Summary

GST rests on the constitutional framework created by the Constitution (One Hundred and First Amendment) Act, 2016. Article 246A provides concurrent legislative power, Article 269A governs inter-State supplies and Article 279A establishes the GST Council. The GST Council promotes cooperative federalism, but its recommendations require implementation through legally authorised instruments.

CGST and SGST or UTGST generally apply to intra-State supplies, while IGST applies to inter-State supplies and imports under the statutory scheme. The Acts are supplemented by rules, notifications, circulars and administrative orders. These instruments do not have equal legal force: the Constitution and Acts stand above subordinate legislation, while circulars cannot override legislation or judicial decisions.

GST administration is shared between Union and State authorities and supported by the GSTN technology platform. Effective professional practice requires careful place-of-supply analysis, current legal research, documentary discipline, respect for natural justice and ethical handling of taxpayer information.

Key Terms

Constitutional amendment: A formal alteration to the Constitution creating or modifying constitutional powers.

Article 246A: Constitutional provision granting Parliament and State legislatures power to make GST laws.

Article 269A: Provision governing levy and apportionment of GST on inter-State supplies.

Article 279A: Provision establishing the GST Council.

GST Council: Constitutional body that recommends GST policy and framework matters.

CGST: Central Goods and Services Tax levied on specified intra-State supplies.

SGST: State Goods and Services Tax levied by a State on specified intra-State supplies.

UTGST: Union Territory Goods and Services Tax applicable in specified Union Territories.

IGST: Integrated Goods and Services Tax applicable mainly to inter-State supplies and imports.

Intra-State supply: Supply treated under law as occurring within a State or applicable Union Territory.

Inter-State supply: Supply covered by the statutory rules for movement or deemed movement across State or Union Territory boundaries.

Delegated legislation: Rules or instruments made by the executive under authority granted by an Act.

Notification: Official legal instrument giving effect to an authorised statutory measure.

Circular: Departmental communication explaining or standardising administrative interpretation.

Place of supply: Statutory location used to determine the nature and tax treatment of a supply.

Cooperative federalism: Coordination between Union and State governments in shared governance.

Judicial precedent: Legal principle established by a court decision and applied in later cases.

Natural justice: Procedural fairness, including notice, hearing and reasoned decision-making.

GSTN: Technology network supporting major electronic GST processes.

Review Questions

Short Answer Questions

1. What is the significance of Article 246A in the GST framework?
2. State two principal functions of the GST Council.
3. Distinguish CGST from SGST.
4. What is delegated legislation?
5. Why can a circular not override an Act?

Long Answer Questions

1. Explain the constitutional foundation of GST with reference to Articles 246A, 269A and 279A.
2. Compare CGST, SGST, UTGST and IGST, including their typical fields of application.
3. Discuss the hierarchy of legal authority relevant to GST disputes.
4. Explain the roles of the Union, States, GST Council, CBIC, State tax departments and GSTN.
5. Examine the legal significance and limitations of rules, notifications and circulars.

Analytical / Application Questions

1. A supplier in Gujarat provides services to a registered recipient in Rajasthan. Explain the legal sequence that should be followed to determine the applicable levy and reporting treatment.
2. A departmental circular appears inconsistent with a clear provision of the GST Act. Advise a tax consultant on how the conflict should be analysed and documented.
3. A taxpayer receives a demand order based on material that was never disclosed and is given no meaningful opportunity to respond. Analyse the possible governance and legal issues involved.

Multiple Choice Questions with Answers

Question 1

Which constitutional provision establishes the GST Council?

A. Article 246A

B. Article 269A

C. Article 279A

D. Article 280

Correct Answer: C. Article 279A

Question 2

Parliament has exclusive power under the GST constitutional framework to legislate on GST relating primarily to which supplies?

A. All intra-State supplies

B. Inter-State supplies

C. Only exempt supplies

D. Only supplies by unregistered persons

Correct Answer: B. Inter-State supplies

Question 3

Which tax is ordinarily charged with CGST on a taxable intra-State supply in a State?

A. IGST

B. SGST

C. Customs duty

D. Compensation cess only

Correct Answer: B. SGST

Question 4

What is the principal role of a GST notification?

A. To amend the Constitution automatically

B. To provide judicial interpretation binding on courts

C. To give effect to an authorised statutory measure

D. To replace the charging section of an Act

Correct Answer: C. To give effect to an authorised statutory measure

Question 5

Which statement about a departmental circular is correct?

A. It may override the Constitution

B. It can create a tax liability without statutory authority

C. It generally guides departmental administration

D. It is always superior to a judicial decision

Correct Answer: C. It generally guides departmental administration

Question 6

GSTN primarily supports which function?

A. Making constitutional amendments

B. Electronic GST administration and taxpayer services

C. Hearing appeals in the Supreme Court

D. Enacting State GST Acts

Correct Answer: B. Electronic GST administration and taxpayer services

Question 7

A supply from Maharashtra to Karnataka will generally be examined first under which classification?

A. Inter-State supply

B. Exempt intra-State supply

C. State-only supply

D. Customs warehousing supply in every case

Correct Answer: A. Inter-State supply

Question 8

Which source has the highest legal authority in the ordinary GST hierarchy?

A. A departmental email

B. A circular

C. The Constitution

D. An internal office instruction

Correct Answer: C. The Constitution

Question 9

The destination principle generally means that tax revenue is associated with:

A. The place of final consumption

B. The residence of the tax consultant

C. The location of the GST portal

D. The place where the invoice is printed

Correct Answer: A. The place of final consumption

Question 10

Which principle requires notice and a meaningful opportunity to respond before an adverse decision?

A. Natural justice

B. Destination principle

C. Input tax neutrality

D. Legislative privilege

Correct Answer: A. Natural justice