Reservation case law II: promotions and sub-classification of SCs

Detail

1. The starting point: Art. 16(4) and Indra Sawhney

• Art. 16(4) lets the State reserve jobs for any backward class of citizens that is not adequately represented in government services. This is an exception to the general rule of equality of opportunity in public employment (Art. 16(1)).
• Reservation in promotion means keeping a share of higher posts for SCs and STs when serving employees are promoted. It is different from reservation at the first entry into service.
• In Indra Sawhney (16 November 1992), the Supreme Court held that Art. 16(4) covers only first appointment, not promotion [6].
• To avoid sudden disruption, existing promotion quotas could continue for 5 years from 16 November 1992 [6].

• Promotions already made were protected [6].

• Example of a state scheme at risk: Karnataka's Government Order of 27 April 1978 reserved 15% for SCs and 3% for STs in promotional posts, up to the lowest Class I level [6].

2. Parliament's step-by-step response (amendments)

Amendment	Year	Article touched	What it did
77th Amendment	1995	Inserted Art. 16(4A)	Allowed reservation in promotion for SCs and STs only (not OBCs)
81st Amendment	2000	Inserted Art. 16(4B)	Unfilled reserved posts of a year can be carried forward as a separate group. They do not count towards that year's 50% ceiling [5]
82nd Amendment	2000	Proviso to Art. 335	Allowed relaxed qualifying marks and lower evaluation standards for SCs/STs in promotions and recruitment
85th Amendment	2001 (with effect from 17 June 1995)	Amended Art. 16(4A)	Added the words "with consequential seniority" [4]

• 77th Amendment Act 1995
• It came into force on 17 June 1995, before Indra Sawhney's 5-year window ran out [6].

• Present text of Art. 16(4A): the State may provide reservation "in matters of promotion, with consequential seniority, to any class or classes of posts" for SCs and STs who, "in the opinion of the State, are not adequately represented" [5][4].

• Catch-up rule: a rule made by the courts, not by Parliament.

• Suppose an SC employee is promoted early through a reserved post, and a senior general-category employee is promoted later.
• When the general employee "catches up", they get back their old seniority over the SC employee.

• Cases: Union of India v. Virpal Singh Chauhan (1995); Ajit Singh Januja I (1996) and Ajit Singh II (1999).

• Consequential seniority: the opposite of the catch-up rule.

• An SC or ST employee keeps the seniority earned through a reserved promotion.
• The 85th Amendment Act 2001 brought this in by changing "in matters of promotion" to "in matters of promotion, with consequential seniority" [4].
• It applies retrospectively (backwards in time) from 17 June 1995, the same date as the 77th Amendment [6].

3. Art. 335: claims of SCs and STs vs efficiency

• Art. 335 (claims of SCs and STs to services): when posts are filled, SC/ST claims must be considered, but consistently with the maintenance of efficiency of administration.
• Problem: courts had used this efficiency clause to strike down relaxed standards for SC/ST candidates.
• Fix: the 82nd Amendment Act 2000 added a proviso (an added clause that carves out an exception). It allows:
• relaxation in qualifying marks in any examination;
• lowering of standards of evaluation for reservation in promotion.

4. M. Nagaraj (2006): the "quantifiable data" test

• M. Nagaraj v. Union of India (2006, five judges) upheld the 77th, 81st, 82nd and 85th Amendments.
• They are enabling provisions: they allow the State to give promotion quotas but do not force it to [6].

• They do not alter the basic structure of the Constitution (its core features, which Parliament cannot destroy) [6].

• Conditions for a state that wants to use Art. 16(4A). It must collect quantifiable data (hard numbers, not guesses) on three "controlling factors": 1. Backwardness of the class; 2. Inadequate representation in the services; 3. Overall efficiency of administration (Art. 335).

• Other limits:

• the 50% ceiling on reservations;
• the creamy-layer principle (better-off members of the group are left out of the benefit);

• reservation must not go on indefinitely.

• Result: many state promotion rules fell because states had no such data.

• Example: U.P. Power Corporation v. Rajesh Kumar (2012) struck down Uttar Pradesh's consequential-seniority rule.

5. Jarnail Singh (2018): the test partly relaxed

• Jarnail Singh v. Lachhmi Narain Gupta (26 September 2018, five judges):
• Dropped the need to show data on SC/ST backwardness. SCs and STs are already accepted as the most backward, so asking for this proof went against Indra Sawhney.
• Kept the need for data on inadequate representation and efficiency.
• Applied the creamy-layer principle to SC/ST promotions, treating it as part of the principle of equality [6].
• Refused to send Nagaraj to a larger (seven-judge) bench [6].

6. Later cases on promotion

• B.K. Pavitra v. Union of India (Pavitra II), 10 May 2019 (two judges) [6]
• Upheld Karnataka's 2018 Act restoring consequential seniority (Karnataka Act No. 21 of 2018) [7].
• Accepted the State's study that promotion quotas had not harmed overall efficiency [6].
• Read "efficiency" inclusively: an administration that includes SCs and STs is itself efficient. Merit is not judged by exam marks alone.

• Reserved-category promotees must still meet seniority-cum-merit rules and complete a one-year officiating period (a trial period in the new post) before confirmation [6].

• Mukesh Kumar v. State of Uttarakhand (2020)

• There is no fundamental right to reservation in promotion.

• Since Art. 16(4) and 16(4A) only enable the State, a court cannot order a state to give promotion quotas.

• Jarnail Singh II (January 2022)

• The cadre (one group of posts in one service) is the unit for collecting data. Data for a whole service or class is not enough.
• Data must be reviewed periodically. The Court fixed no yardstick for "adequate representation" and left it to the governments.

7. Sub-classification of Scheduled Castes

• Sub-classification of SCs means dividing the SC list into groups so that the most backward SC communities get a preferential share of the SC quota.
• Art. 341 (the base of the issue):
• The President notifies the list of SCs for each state by public notification.
• Only Parliament, by law, can add a caste to the list or remove one.

E.V. Chinnaiah (2004): sub-classification barred

• Background: the Madiga community agitated in Andhra Pradesh. Its complaint was that the Mala community took most SC benefits.
• Law: Andhra Pradesh passed an Act in 2000 that split SCs into four groups (A, B, C, D).
• E.V. Chinnaiah v. State of Andhra Pradesh (2004, five judges) struck the Act down. Its reasons:
• SCs listed under Art. 341 form one homogeneous (uniform) class.
• A state cannot split them, because that would amount to tinkering with the Presidential list.

The Punjab dispute

• Punjab's 2006 Act gave 50% of the SC quota first preference to Balmikis and Mazhabi Sikhs.
• The Punjab and Haryana High Court struck this down in 2010, following Chinnaiah.
• In 2020, a five-judge bench found Chinnaiah doubtful. It referred the issue to a larger bench.
• While the case was pending, the Union government said that SC sub-categorisation was before a seven-judge bench in Civil Appeal No. 2317 of 2011. It had also set up a committee to examine complaints from particular SC communities [2].

State of Punjab v. Davinder Singh (1 August 2024): Chinnaiah overruled

• Bench: seven judges; decided 6:1 (Civil Appeal No. 2317 of 2011) [S6-K][2]. Justice Bela M. Trivedi dissented.
• Holdings:
• SCs are not homogeneous. Some SC castes are far more backward than others.
• States may sub-classify SCs under Arts. 15(4) and 16(4).
• Valid classification needs an intelligible differentia (a clear basis for the grouping) and a reasonable nexus (a logical link) with the aim of the law.
• Sub-classification must rest on empirical data about inter se backwardness (backwardness of SC groups compared with each other) and their representation in services. Political convenience is not a valid basis.
• A state cannot reserve 100% of the SC quota for one sub-group.

• Each decision is open to judicial review (the courts' power to strike down action that breaks the Constitution).

• Creamy layer: four judges urged a creamy-layer test for SCs and STs.

• This is obiter (a judge's remark that is not binding law).

• It is not part of the ratio (the binding reasoning).

• Dissent (Justice Trivedi): the Art. 341 list is final. A state that sub-classifies is in effect changing the list, which only Parliament can do.

Union government's position on creamy layer

• In August 2024, after Davinder Singh, the Union Cabinet said the Constitution has no creamy-layer provision for SCs and STs.
• This repeats the government's long-standing view:
• SCs are notified under Art. 341, which has no provision for excluding a creamy layer;

• for SC/ST reservation there is no concept of creamy layer at present [3].

• Contrast: the creamy layer does apply to OBCs (Indra Sawhney, 1992). For SC/ST promotions it applies through Jarnail Singh (2018).

State follow-up laws (after 2024)

State	Law	Groups	Share of SC quota	Basis
Telangana	SC categorisation Act, 2025	Sub-groups of SCs	Split of the SC quota	Commission report after Davinder Singh
Andhra Pradesh	A.P. Scheduled Castes (Sub-classification) Act, 2025 (Bill No. 16, introduced 23 September 2025; deemed in force from 17 April 2025) [8]	59 SC sub-castes → 3 groups [8]	Group I 1%, Group II 6.5%, Group III 7.5% (total 15%) [8]	Population, inter se backwardness, social cohesion [8]
Karnataka	Karnataka Scheduled Castes (Sub-Classification) Bill, 2025 (LA Bill No. 89; deemed in force from 25 August 2025) [9]	101 SCs → Categories A, B, C [9]	A (16 castes) 6%; B (19 castes) 6%; C (63 castes) 5% = 17% [9]	One-man commission of retired Justice H.N. Nagamohan Das (report 4 August 2025) [9]
Haryana	Moves to sub-classify SCs	—	—	After Davinder Singh

• Safeguards written into these laws:
• The Andhra Pradesh Act says it does not add to, remove from or alter the Constitution (Scheduled Castes) Order, 1950. This respects Art. 341 [8].
• Andhra Pradesh uses a 200-point roster run in two cycles of 100. This shares out posts among the three groups, including backlog vacancies [8].
• The Andhra Pradesh Act does not apply to Central Government posts or central educational institutions [8].

• Karnataka lets the three Adi castes (Adi Andhra, Adi Dravida, Adi Karnataka) choose Category A or B [9].

• OBC parallel: the Rohini Commission on sub-categorising central OBCs (covered in Section 6).

Prelims Hooks

• Art. 16(4A) was inserted by the 77th Amendment (1995). It allows promotion quotas for SCs and STs only, not OBCs.
• Art. 16(4B) (81st Amendment, 2000) deals with carried-forward backlog vacancies. Art. 16(4A) deals with promotion. Do not mix them up.
• The 85th Amendment (2001) added "with consequential seniority" to Art. 16(4A), with effect from 17 June 1995.
• The catch-up rule came from Virpal Singh Chauhan (1995) and Ajit Singh (1996, 1999). It was undone by the 85th Amendment, not by a judgment.
• The 82nd Amendment (2000) added a proviso to Art. 335, allowing relaxed qualifying marks for SCs/STs.
• M. Nagaraj (2006) set three data tests. Jarnail Singh (2018) removed the backwardness test for SC/ST and applied the creamy layer to SC/ST promotions.
• Mukesh Kumar (2020): no fundamental right to reservation in promotion. Jarnail Singh II (2022): the cadre is the unit for data.
• E.V. Chinnaiah (2004, 5 judges) said SCs are homogeneous. Davinder Singh (2024, 7 judges, 6:1) overruled it. Dissent: Justice Bela Trivedi.
• The creamy layer for SCs in Davinder Singh is obiter, not binding. The government holds that Art. 341 has no creamy-layer provision.
• Karnataka's 2025 Bill divides its 17% SC quota as 6 + 6 + 5. Andhra Pradesh divides its 15% SC quota as 1 + 6.5 + 7.5.

Mains Points

• Parliament–Court dialogue: Indra Sawhney → 77th Amendment; catch-up rule → 85th Amendment; strict efficiency tests → 82nd Amendment.
• This shows how constitutional amendments and judicial review shape social justice together.

• Nagaraj's "enabling, not mandatory" reading keeps both in balance.

• Efficiency vs representation (Art. 335):

• Pavitra II reads efficiency inclusively, as diversity plus merit.
• Critics fear lower standards and resentment among general-category employees.

• Cadre-wise, periodically reviewed data (Jarnail Singh II) is the middle path.

• Sub-classification is fair within the group: it stops a few advanced SC castes from taking most of the benefits.

• Risks: vote-bank carving of groups, weak data (no caste-wise census of SC sub-castes), and splitting Dalit political unity.

• Davinder Singh requires an empirical basis and judicial review to control these risks.

• Creamy layer for SCs/STs:

• For: benefits reach the truly deprived, consistent with the OBC rule.
• Against: caste stigma (untouchability) remains even after a family gains income. The Union government holds that Art. 341 has no such provision.
• Possible reform: a statutory commission to collect SC sub-caste data before any state acts.