TRUSTPOLITICS

First Cousins (Prohibited Relationships) Bill

In progress

Currently at: 2nd reading in the Commons.

Originated in CommonsUpdated 18 June 2026

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Long title

A Bill to prohibit the marriage of first cousins; to prohibit civil partnerships between first cousins; to prohibit sexual activity between first cousins; and for connected purposes.

Progress through Parliament

  1. 1st reading· Commons

    17 June 2026 – 17 June 2026

  2. 2nd reading· Commons

    15 January 2027 – 15 January 2027

Source: UK Parliament Bills API. Bill ID: 4162.