Introduction
This essay will explore the relevance of constitutionalism for achieving good governance. Constitutionalism refers to the idea that government power should be legally limited and defined by a constitution, which can be either codified or uncodified. Good governance, in turn, is a broad concept that describes the responsible, accountable, and transparent conduct of public affairs and the management of public resources. This essay will argue that constitutionalism is fundamentally relevant to, and a necessary precondition for, good governance. It provides the essential framework for the rule of law, accountability, and the protection of citizens' rights, which are all core components of a well-governed state. However, the effectiveness of constitutionalism can be challenged, particularly within the unique context of the UK’s political constitution.
The Framework for the Rule of Law and Accountability
A primary function of constitutionalism is to establish and uphold the rule of law, which is a cornerstone of good governance. The rule of law dictates that a state should be governed by law, not by the arbitrary decisions of government officials. As famously outlined by A.V. Dicey, this means no person is punishable except for a distinct breach of law established in the ordinary legal manner before the ordinary courts of the land (Elliott and Thomas, 2020). Constitutionalism provides the structure for this principle by defining the powers and duties of the government and making its actions subject to legal scrutiny.
In the United Kingdom, the mechanism of judicial review is a clear example of this principle in action. Courts have the power to review the lawfulness of decisions made by public bodies, ensuring that the executive does not exceed its powers. The landmark case of R (Miller) v The Prime Minister [2019] UKSC 41 demonstrated the courts’ role in upholding constitutional principles. The Supreme Court ruled that the Prime Minister’s advice to the Queen to prorogue Parliament was unlawful because it frustrated or prevented the ability of Parliament to carry out its constitutional functions without reasonable justification. This case shows how constitutional principles, enforced by an independent judiciary, directly contribute to good governance by holding the executive to account and preventing an abuse of power.
Separation of Powers and the Protection of Rights
Another key contribution of constitutionalism to good governance is its promotion of the separation of powers. This doctrine, generally associated with Montesquieu, advocates for the division of state power between three distinct branches: the legislature (which makes law), the executive (which implements law), and the judiciary (which interprets law). The purpose of this separation is to create a system of checks and balances, preventing any single branch from accumulating excessive power and becoming a threat to liberty (Barnett, 2017). This division is essential for good governance because it fosters accountability and prevents corruption and authoritarianism.
Furthermore, constitutionalism is vital for protecting the fundamental rights and freedoms of individuals. Modern constitutions almost invariably include a bill of rights or a similar charter that guarantees certain liberties and places them beyond the ordinary reach of government. In the UK, the Human Rights Act 1998 incorporates the European Convention on Human Rights into domestic law, requiring public bodies to act compatibly with Convention rights. This legal protection ensures that governance is not merely efficient but also just and respectful of human dignity. By safeguarding rights, constitutionalism ensures that the government serves the people, not the other way around, which is the very essence of good governance.
Challenges in the UK Context
Despite its importance, the relationship between constitutionalism and good governance is not without its challenges, especially in the UK. The UK’s constitution is uncodified and flexible, and its central doctrine is the principle of parliamentary sovereignty. In theory, this means that Parliament has the legal authority to pass any law it wishes, and no court can strike down an Act of Parliament. This raises a potential conflict with the idea of legally limited government, as a sovereign Parliament could, in principle, legislate to undermine the rule of law or fundamental rights (Loveland, 2021).
This has led to a debate between 'political' and 'legal' constitutionalists. Political constitutionalists argue that good governance is primarily secured through political processes and accountability to Parliament and the electorate, rather than through legal rules enforced by judges. By contrast, legal constitutionalists place greater faith in the law and the courts to constrain government. While the UK system has traditionally relied on political conventions and self-restraint, the increasing role of the courts, as seen in the Miller case, suggests a shift towards a more legalised form of constitutionalism. However, the ultimate supremacy of Parliament means that the legal protections underpinning good governance remain, to some extent, politically vulnerable.
Conclusion
In conclusion, constitutionalism is profoundly relevant to the achievement of good governance. It provides the essential legal and institutional architecture for the rule of law, ensuring that government actions are lawful and not arbitrary. Through the separation of powers and the protection of fundamental rights, it creates a system of accountability and ensures that the state acts in the interests of its citizens. While the UK’s uncodified constitution and the doctrine of parliamentary sovereignty present unique challenges, the core principles of constitutionalism remain the most effective framework for limiting power and fostering responsible government. Therefore, while its application may vary, constitutionalism is a necessary foundation for any state aspiring to good governance.
References
- Barnett, H. (2017) Constitutional & Administrative Law. 12th edn. Routledge.
- Elliott, M. and Thomas, R. (2020) Public Law. 4th edn. Oxford University Press.
- Human Rights Act 1998.
- Loveland, I. (2021) Constitutional Law, Administrative Law, and Human Rights: A Critical Introduction. 9th edn. Oxford University Press.
- R (Miller) v The Prime Minister [2019] UKSC 41.


