Labour Laws & Labour Codes for the APFC Exam 2026: Notes, PYQs & MCQs

Labour laws and the four Labour Codes are the largest and most important topic in the EPFO APFC 2026 exam. This complete guide covers the Code on Wages, Industrial Relations Code, Code on Social Security and OSH Code as current law, mapped to the legacy Acts the older papers tested — with the exact thresholds (EPF, ESI, bonus, gratuity), industrial relations and wage policy, ILO conventions and India's ratification status, landmark judgments, a precise-provisions reference, solved previous-year questions, and 40 practice MCQs with answers. Updated to September 2026.

Labour Laws & Labour Codes for APFC Exam 2026 | IASNOVA

Labour Laws & Labour Codes for the APFC Exam 2026: Notes, PYQs & MCQs

Key facts at a glance
  • The four Labour Codes came into force on 21 November 2025, consolidating 29 central labour laws; central rules followed on 8 May 2026.
  • Labour, industrial relations and social security are the largest block of the APFC paper — about 15–20 questions.
  • The four Codes are the Code on Wages, the Industrial Relations Code, the Code on Social Security and the OSH Code.
  • India has not ratified ILO conventions 87 and 98; the “triple test” for industry comes from Bangalore Water Supply v. Rajappa.
  • Key thresholds: EPF Rs 15,000 / 20+; ESI Rs 21,000 / 10+; gratuity 5 years / Rs 20 lakh; bonus 8.33–20%.

Labour laws and the four Labour Codes form the single most important topic for the EPFO Assistant Provident Fund Commissioner (APFC) exam. Because an APFC administers provident-fund and social-security law, the paper tests this subject four ways — by statute name, by exact threshold, by numerical application, and by case law. This guide covers the Code on Wages, Industrial Relations Code, Code on Social Security and OSH Code, the legacy Acts the older papers tested, industrial relations, wage policy, ILO conventions and landmark judgments — with solved previous-year questions (PYQs) and 40 practice MCQs at the end.

Why labour laws are the biggest topic in the APFC exam

Around 15–20 questions in the 2023 and 2025 papers came from labour laws, industrial relations and social security combined. The law changed fundamentally in late 2025, so you must know both the new Codes (current law) and the legacy Acts (what the 2016–2025 papers tested), and how they map to each other.

The four Labour Codes (2019–2020): the current law

India’s four Labour Codes came into force on 21 November 2025, consolidating 29 central labour laws. The central rules were notified on 8 May 2026, and the Industrial Relations Code (Amendment) Act, 2026 followed. Every legacy law below carries an “old Act → new Code” box so you can answer both older and newer questions.

Code on Wages, 2019

A single, uniform definition of wages, a universal minimum wage with a national floor, and the statutory bonus scheme — applicable to all employees in all sectors with no wage ceiling. Its signature rule: wages (basic + DA) must be at least 50% of total remuneration.

Asked under the old Act  →  Now under the Code on Wages
Legacy Acts (what past papers tested)
  • Minimum Wages 1948; Payment of Wages 1936; Payment of Bonus 1965; Equal Remuneration 1976.
  • Bonus: ceiling ₹21,000, calc on ₹7,000/min wage, 8.33–20%.
Code on Wages, 2019 (current)
  • One definition of wages; a national floor wage; the 50% rule caps excluded allowances.
  • Bonus and equal-pay provisions retained; Code on Wages (Central) Rules, 2026.

Industrial Relations Code, 2020

Governs trade unions, standing orders, dispute settlement, strikes, lay-off, retrenchment and closure. The prior-permission threshold for lay-off/retrenchment/closure rose to 300 workers.

Asked under the old Act  →  Now under the IR Code
Legacy Acts
  • Trade Unions 1926 (any 7 may register; optional); Standing Orders 1946; Industrial Disputes 1947.
  • Prior permission for retrenchment at 100 workers.
Industrial Relations Code, 2020
  • Prior permission at 300+ workers; standing orders at 300+.
  • Negotiating union at 51%; strike notice across all industries; new re-skilling fund and fixed-term employment.

Code on Social Security, 2020

Consolidates nine social-security laws and, for the first time, brings gig and platform workers under statutory social security. The EPF, EPS, EDLI, ESI, gratuity, maternity and employees’-compensation provisions all now flow from this Code.

Asked under the old Act  →  Now under the Social Security Code
Legacy Acts
  • EPF & MP 1952 (20+); ESI 1948 (10+); Gratuity 1972; Maternity Benefit 1961; Employees’ Compensation 1923.
Code on Social Security, 2020
  • Single code; new EPF/EPS/EDLI Schemes, 2026; gig & platform workers covered via aggregator contributions; National Social Security Board.

Occupational Safety, Health and Working Conditions (OSH) Code, 2020

Consolidates 13 occupational-safety laws under one framework of registration, safety, health and working conditions, applying to establishments with 10 or more workers.

Asked under the old Act  →  Now under the OSH Code
Legacy Acts
  • Factories 1948 (10+ with power / 20+ without); Mines 1952; Contract Labour 1970 (20+); ISMW 1979; BOCW 1996; Plantations 1951.
OSH Code, 2020
  • One registration/licence; contractor licensing; principal-employer responsibility; appointment letters; migrant-worker portability.

Labour Code to legacy-Act mapping

Which Code replaced which old Acts.
Labour Code (2019–20)Key legacy Acts it subsumes
Code on WagesMinimum Wages 1948 · Payment of Wages 1936 · Payment of Bonus 1965 · Equal Remuneration 1976
Industrial RelationsIndustrial Disputes 1947 · Trade Unions 1926 · Standing Orders 1946
Social SecurityEPF & MP 1952 · ESI 1948 · Gratuity 1972 · Maternity Benefit 1961 · Employees’ Compensation 1923 · Unorganised Workers’ SS 2008
OSH & Working ConditionsFactories 1948 · Mines 1952 · Contract Labour 1970 · Inter-State Migrant Workmen 1979 · BOCW 1996 · Plantations 1951

Legacy Labour Acts: the exact thresholds APFC papers ask

The 2016–2025 papers tested these Acts by name and by number. Even under the Codes, these are the figures examiners have historically drilled, so memorise them.

Key thresholds and figures under the legacy labour Acts.
ActApplies toKey figures
EPF & MP 195220+ employeesContribution 12% + 12%; employer’s 8.33% to EPS, 3.67% to EPF; ceiling ₹15,000; cooperative societies without power 50+.
ESI 194810+ employeesWage limit ₹21,000 (₹25,000 PwD); employee 0.75%, employer 3.25%; disablement decided by the Medical Board.
Payment of Bonus 196520+ personsEligibility ₹21,000; calc on ₹7,000/min wage; bonus 8.33–20%.
Gratuity 197210+ employees15 days’ wages per year, after 5 years; ceiling ₹20 lakh.
Maternity Benefit 196110+ employees26 weeks (12 for the third child onward).
Trade Unions 1926Any 7 may applyRegistration 10% or 100 workmen (whichever less); registration is optional.

Employees’ Compensation Act, 1923: the calculation

For permanent total disablement, compensation = 60% × monthly wages × the age-based relevant factor, or ₹1,20,000, whichever is more. For death, it is 50% × monthly wages × relevant factor, or ₹1,20,000, whichever is more.

Solved PYQ · APFC 2023

Compensation for an employee totally and permanently disabled, monthly wages ₹22,500, relevant factor 159.80.

60% × 22,500 × 159.80 = 13,500 × 159.80.

Answer — ₹21,57,300

Solved PYQ · APFC 2023

An employee draws a fixed monthly wage of ₹9,000 under the Minimum Wages Act and is eligible for bonus at 10% for a full year. Bonus payable?

Computed on ₹7,000 or the minimum wage, whichever is higher; here ₹9,000: 10% × 9,000 × 12.

Answer — ₹10,800

Industrial relations, trade unions and wage policy

Know the approaches to industrial relations (unitary, pluralist, Marxist, systems, Gandhian, and the Giri approach favouring collective bargaining) and the dispute-settlement machinery: Works Committee → Conciliation Officer / Board → Court of Inquiry → Labour Court / Industrial Tribunal / National Tribunal. The right to strike is a statutory right, not a fundamental right.

Central trade-union federations (match-to-party is a repeat format).
FederationFormedAffiliation
AITUC (oldest)1920CPI
INTUC1947Congress
HMS1948Socialist
BMS (largest today)1955Sangh Parivar / BJP
CITU1970CPI(M)
SEWA1972Self-employed women

Wage policy: the hierarchy is minimum < fair < living wage, plus the need-based minimum wage and the new floor wage; dearness allowance is indexed to CPI-IW. Relevant Articles: 39(d) equal pay, 43 living wage, 43A workers’ participation. The Second National Commission on Labour (2002) shaped the four Codes.

ILO and India’s ratification status

The International Labour Organization (founded 1919) is the only tripartite UN agency; India is a founder member. Its eight core conventions cover freedom of association & collective bargaining (87, 98), forced labour (29, 105), child labour (138, 182) and discrimination (100, 111). In 2022 a safe and healthy working environment was added (155, 187), taking the fundamental conventions to ten. India has ratified six of the original eight but has not ratified conventions 87 and 98. Also know Convention 102 (social-security minimum standards, nine branches) and the Decent Work Agenda.

Landmark labour-law judgments for the APFC exam

  • Bangalore Water Supply v. A. Rajappa (1978): the “triple test” for the definition of “industry” — systematic activity + employer–employee cooperation + production of goods/services for human wants.
  • T.K. Rangarajan v. State of Tamil Nadu (2003): there is no fundamental, statutory or moral right to strike.
  • RPFC v. Vivekananda Vidyamandir (2019): allowances universally paid to all employees form part of “basic wages” for provident-fund contributions.
  • Randhir Singh v. Union of India (1982): equal pay for equal work, read into Articles 14, 16 and 39(d).
  • Steel Authority of India v. NUWW (2001): abolition of contract labour does not lead to automatic absorption.

Precise-provisions quick reference

The exact single-figure provisions the papers hinge on (verified against the bare Acts).
ProvisionExact figure
Commissioner to dispose of a compensation casewithin 3 months (Employees’ Compensation Act, s.25A)
Wage registers & records preserved3 years after last entry (Payment of Wages Act, s.13A)
Special Officer’s entry to survey a minenot less than 3 days’ notice (Mines Act, s.8)
Statutory bonus to be paidwithin 8 months of the accounting year-end
Gratuity to be paid once payablewithin 30 days
Outsiders among trade-union office-bearersnot more than one-half (Trade Unions Act, s.22)

Practice MCQs on labour laws for the APFC exam

Test yourself with 40 practice questions covering the Codes, legacy Acts, industrial relations, ILO and case law. Answers follow the set.

Practice MCQs (40 questions with answers)
Foundations & the Code on Wages
1. The four Labour Codes came into force nationwide on:
(a) 1 Apr 2021   (b) 21 Nov 2025   (c) 1 Jan 2026   (d) 8 May 2026
2. Number of central labour laws consolidated into the Codes:
(a) 4   (b) 13   (c) 29   (d) 44
3. The Inspector-cum-Facilitator:
(a) only penalises   (b) advises on compliance and enforces   (c) is a labour court   (d) certifies unions
4. Under the Code on Wages, “wages” must be at least ___ of total remuneration:
(a) 25%   (b) 40%   (c) 50%   (d) 60%
5. Which is a new statutory worker category under the Codes?
(a) apprentices   (b) gig and platform workers   (c) supervisors   (d) trainees
6. The Code on Wages subsumes:
(a) only the Minimum Wages Act   (b) Min Wages + Payment of Wages only   (c) Min Wages, Payment of Wages, Bonus and Equal Remuneration   (d) the ID Act
7. The national floor wage is fixed by:
(a) each State   (b) the Central Government   (c) wage boards   (d) the ILO
8. Statutory bonus ranges between:
(a) 5% and 15%   (b) 8.33% and 20%   (c) 10% and 25%   (d) 8.33% and 15%
9. Bonus eligibility wage ceiling:
(a) ₹15,000   (b) ₹18,000   (c) ₹21,000   (d) ₹24,000
10. Where wages exceed the calculation ceiling, bonus is computed on:
(a) ₹3,500   (b) ₹7,000 or minimum wage, whichever higher   (c) actual wage   (d) ₹10,000
11. Equal-remuneration provisions now sit in the:
(a) IR Code   (b) Social Security Code   (c) Code on Wages   (d) OSH Code
Industrial Relations Code & trade unions
12. Prior government permission for retrenchment/closure is now needed at:
(a) 50   (b) 100   (c) 300   (d) 1,000 workers
13. Standing orders now apply to establishments with:
(a) 50+   (b) 100+   (c) 300+   (d) 500+ workers
14. A trade union may be registered by at least:
(a) 3   (b) 7   (c) 10   (d) 100 members
15. Where multiple unions exist, the negotiating union is the one with:
(a) 25%   (b) 33%   (c) 51%   (d) 75% membership
16. Strike notice under the IR Code is now required in:
(a) public-utility services only   (b) all industries   (c) government undertakings only   (d) no industry
17. The Worker Re-skilling Fund assists:
(a) apprentices   (b) retrenched workers   (c) migrant workers   (d) pensioners
18. Registration under the Trade Unions Act, 1926 is:
(a) compulsory   (b) optional   (c) automatic   (d) court-ordered
Social security & legacy figures
19. Of the employer’s 12% EPF contribution, 8.33% goes to:
(a) EDLI   (b) EPS (pension)   (c) EPF   (d) gratuity fund
20. The EPF wage ceiling is:
(a) ₹6,500   (b) ₹15,000   (c) ₹21,000   (d) ₹25,000
21. The EPF Act covers cooperative societies working without power at:
(a) 10+   (b) 20+   (c) 50+   (d) 100+ employees
22. The ESI wage limit is:
(a) ₹15,000   (b) ₹21,000   (c) ₹25,000   (d) ₹30,000
23. Under the ESI Act, disablement is decided by the:
(a) Insurance Medical Practitioner   (b) Social Security Officer   (c) Medical Board   (d) ESI Court
24. Gratuity (15 days’ wages per year) is payable after:
(a) 1 year   (b) 3 years   (c) 5 years   (d) 10 years
25. Maternity benefit duration (first two children) is:
(a) 12 weeks   (b) 16 weeks   (c) 26 weeks   (d) 52 weeks
26. Employees’ Compensation for permanent total disablement:
(a) 50% × wage × factor   (b) 60% × wage × factor   (c) 75% × wage × factor   (d) 100% × wage × factor
27. The Factories Act applies to units with:
(a) 10+ with power / 20+ without   (b) 20+ with power / 10+ without   (c) 50+ regardless   (d) 100+
IR concepts, welfare & wage policy
28. The Ahmedabad experiment is associated with:
(a) Elton Mayo   (b) Robert Owen   (c) A.K. Rice   (d) F.W. Taylor
29. The Hawthorne studies are associated with:
(a) Elton Mayo   (b) A.K. Rice   (c) Robert Owen   (d) Max Weber
30. Workers’ participation in management is provided under:
(a) Article 39(d)   (b) Article 43   (c) Article 43A   (d) Article 41
31. The correct ascending wage hierarchy is:
(a) fair < minimum < living   (b) minimum < fair < living   (c) living < fair < minimum   (d) minimum < living < fair
32. Dearness allowance is indexed to the:
(a) WPI   (b) CPI-IW   (c) GDP deflator   (d) repo rate
33. The Giri approach favours:
(a) compulsory adjudication   (b) collective bargaining   (c) government control   (d) lockouts
ILO & case law
34. The ILO was founded in:
(a) 1919   (b) 1945   (c) 1948   (d) 1966
35. The ILO’s defining structural feature is that it is:
(a) bipartite   (b) tripartite   (c) unicameral   (d) federal
36. India has NOT ratified ILO core conventions:
(a) 29 and 105   (b) 138 and 182   (c) 87 and 98   (d) 100 and 111
37. ILO Convention No. 102 concerns:
(a) forced labour   (b) social security minimum standards   (c) equal remuneration   (d) child labour
38. The “triple test” for the definition of industry was laid down in:
(a) Randhir Singh   (b) Bangalore Water Supply v. Rajappa   (c) T.K. Rangarajan   (d) the SAIL case
39. In India, the right to strike is:
(a) a fundamental right   (b) a statutory right, not fundamental   (c) an absolute right   (d) barred entirely
40. Allowances universally paid to all employees form part of “basic wages” for PF, per:
(a) Randhir Singh   (b) RPFC v. Vivekananda Vidyamandir   (c) the SAIL case   (d) Bandhua Mukti Morcha
Answer key:
1-b   2-c   3-b   4-c   5-b   6-c   7-b   8-b   9-c   10-b   11-c   12-c   13-c   14-b   15-c   16-b   17-b   18-b   19-b   20-b
21-c   22-b   23-c   24-c   25-c   26-b   27-a   28-c   29-a   30-c   31-b   32-b   33-b   34-a   35-b   36-c   37-b   38-b   39-b   40-b

Frequently asked questions

When did the four Labour Codes come into force?

The four Labour Codes came into force nationwide on 21 November 2025, replacing 29 central labour laws. The central rules were notified on 8 May 2026.

How many questions on labour law appear in the APFC exam?

Labour laws, industrial relations and social security together account for roughly 15 to 20 questions in the recent APFC papers — the largest single block of the exam.

What are the four Labour Codes of India?

The Code on Wages 2019, the Industrial Relations Code 2020, the Code on Social Security 2020, and the Occupational Safety, Health and Working Conditions Code 2020.

What is the 50% rule under the Code on Wages?

Wages (basic pay plus dearness allowance) must be at least 50% of total remuneration. This raises the base on which provident fund, gratuity and bonus are calculated.

Which ILO core conventions has India not ratified?

India has not ratified ILO Convention No. 87 (freedom of association) and Convention No. 98 (right to organise and collective bargaining). It has ratified the other six core conventions.

What is the EPF wage ceiling for the APFC exam?

The EPF wage ceiling is Rs 15,000 per month under the EPF and Miscellaneous Provisions Act, 1952. Of the employer’s 12% contribution, 8.33% is diverted to the pension scheme (EPS).

Is registration of a trade union compulsory in India?

No. Registration under the Trade Unions Act, 1926 is optional (voluntary). Any seven members may apply to register a trade union.

Which case laid down the triple test for the definition of industry?

The Supreme Court laid down the triple test in Bangalore Water Supply v. A. Rajappa (1978).

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