This is the first edition of this briefing. It has since been updated. Read the most up-to-date version and other briefings on the Constitution Unit’s website.

Parliamentary scrutiny is at the heart of UK politics. In this post, Meg Russell and Lisa James examine the four key methods of parliamentary scrutiny, and offer proposals on how to strengthen it, calling for better behaviour by government and strong engagement from backbenchers.

Background

Parliament lies at the heart of UK politics. The legislature is a core institution in any democracy, but is particularly important in the UK, due to our tradition of ‘parliamentary sovereignty’. The government is dependent on the confidence of the House of Commons, which can potentially remove it from office. Parliamentary consent is required for primary legislation, and parliament is a particularly central and important body in holding ministers to account day-to-day.

This makes scrutiny – the detailed examination of policy proposals, actions and plans – one of the essential roles of parliament. Other functions include representation, and serving as a space for national debate – which in turn feed into parliament’s scrutiny function.

This briefing summarises why parliamentary scrutiny matters, what different kinds of parliamentary scrutiny exist at Westminster, some recent concerns about the decline of scrutiny, and ways in which it can be protected and strengthened.

Why does parliamentary scrutiny matter?

The government is responsible for much day-to-day decision-making, in terms of national policy formulation and implementation. But the government itself is not directly elected, and depends for its survival on the continued confidence of the House of Commons. This makes parliament one of the central checks and balances in the constitution – arguably the most central one of all. To provide government accountability, one of the core functions of parliament is scrutiny.