12/09/2025
Trade Union Membership in Nigeria: Compulsory or Voluntary?
Awala Fricky Hayes, LLB (Hons), BL, MCArb
Writes from Lagos, Nigeria
Abstract
This article examines whether trade union membership in Nigeria is compulsory or voluntary. Drawing from the 1999 Constitution of the Federal Republic of Nigeria (as amended), the Trade Unions Act, relevant International Labour Organization (ILO) Conventions, and settled legal principles, the analysis demonstrates that union membership is strictly voluntary. Using the dispute between the Nigeria Union of Petroleum and Natural Gas Workers (NUPENG) and the Dangote Refinery as a case study, the paper explores the practical implications of voluntary unionism. It concludes that while Nigerian law provides a robust framework protecting workers’ freedom of association, stronger enforcement mechanisms, enhanced worker education, and union accountability are required to make these protections effective.
Introduction
The right of workers to unionize remains a cornerstone of labour law in democratic societies. In Nigeria, disputes between employers and trade unions frequently raise the question of whether workers are legally obligated to join a trade union.
This article critically examines the Nigerian legal framework on the issue, situating the analysis within both domestic and international standards.
Constitutional Framework
The 1999 Constitution of the Federal Republic of Nigeria (as amended) provides the foundation for voluntary union membership. Section 40 guarantees the freedom of association, stating:
“Every person shall be entitled to assemble freely and associate with other persons, and in particular, he may form or belong to any political party, trade union or any other association for the protection of his interests.”
This provision affirms every worker’s liberty to join or form a trade union but imposes no legal obligation to do so. Union membership under the Constitution is therefore voluntary, not compulsory.
Statutory Provisions: The Trade Unions Act
The Trade Unions Act, Cap T14, Laws of the Federation of Nigeria 2004, reinforces the constitutional guarantee. Section 12(4) provides that:
“Notwithstanding anything to the contrary in this Act, membership of a trade union by employees shall be voluntary and no employee shall be forced to join any trade union or be victimized for refusing to join or remain a member.”
This statutory provision expressly prohibits compulsory unionism and protects employees from victimization on account of their decision.
International Labour Standards.
Nigeria’s commitment to international labour law further strengthens voluntary unionism. As a member of the International Labour Organization (ILO), Nigeria has ratified two key conventions:
1. ILO Convention No. 87 (Freedom of Association and Protection of the Right to Organise, 1948) – guarantees the right of workers to form and join organisations of their own choosing without prior authorization.
2. ILO Convention No. 98 (Right to Organise and Collective Bargaining, 1949) – protects workers against anti-union discrimination and employer interference.
Together, these conventions align Nigeria’s labour framework with international best practices, safeguarding workers’ freedom of choice regarding union membership.
Principles of Law
The combined effect of constitutional, statutory, and international instruments yields four key principles:
1. Workers may freely join a trade union if they so choose.
2. Workers are equally free not to join a trade union.
3. Employers are prohibited from victimizing or obstructing workers based on their decision.
4. Trade unions cannot impose automatic or compulsory membership on employees.
The overarching principle is freedom of association, which protects the individual worker’s autonomy.
Case Study: NUPENG v. Dangote Refinery
The recent dispute between NUPENG and the Dangote Refinery illustrates the practical application of these principles.
NUPENG’s Position: The union alleged that Dangote Refinery frustrated workers’ attempts to unionize.
Dangote’s Position: The company maintained that workers should be free to decide on union membership without compulsion.
Legal Analysis: Employees of Dangote Refinery enjoy constitutional and statutory rights to unionize under NUPENG if they so choose. Dangote may not obstruct or victimize employees seeking to exercise this right. Conversely, NUPENG cannot compel automatic membership of all workers, as such action would contravene Nigerian law.
Thus, the decision to unionize lies exclusively with the individual worker, free from coercion by either the employer or the union.
Recommendations
Although the legal framework is clear, enforcement challenges remain. The following measures are proposed:
1. Stricter Enforcement of Anti-Union Discrimination Laws – Regulatory agencies and the National Industrial Court should actively sanction employers who frustrate workers’ rights to unionize.
2. Promotion of Worker Education – Government, unions, and civil society must invest in continuous education to raise awareness of labour rights.
3. Encouraging Voluntary Union Recognition by Employers – Employers should adopt constructive engagement policies with unions where membership is voluntary.
4. Strengthening Union Accountability – Trade unions must respect workers’ rights not to join and adopt transparent practices to enhance their legitimacy.
5. Alignment with International Best Practices – Nigeria should continue harmonizing domestic labour laws with evolving ILO standards.
Conclusion
In Nigeria, trade union membership is voluntary, not compulsory. This legal position is firmly rooted in the Constitution, the Trade Unions Act, and ILO Conventions ratified by the country.
For these rights to be meaningful in practice, Nigeria must strengthen enforcement, promote worker awareness, and ensure that both employers and unions respect the autonomy of the individual worker.
References
[1]: Constitution of the Federal Republic of Nigeria 1999 (as amended), Section 40.
[2]: Trade Unions Act, Cap T14, Laws of the Federation of Nigeria 2004, Section 12(4).
[3]: International Labour Organization, Convention No. 87 on Freedom of Association and Protection of the Right to Organise, 1948.
[4]: International Labour Organization, Convention No. 98 on the Right to Organise and Collective Bargaining, 1949.