Parliament and Government, Made Clear
Parliament and Government, Made Clear
An interest that might reasonably be thought to influence an MP’s actions or words.
Also used as: relevant interests, relevant financial interest, relevant financial interests
Source / explainer: Read the House of Commons Code of Conduct and Guide to the Rules
Last reviewed: 22 August 2026
A relevant interest is an interest that might reasonably be thought by others to influence an MP’s actions or words as a Member. The idea is central to deciding when an MP should declare an interest, even if the interest is not separately registrable.
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