A Draft Statutory Instrument, secondary legislation made under powers granted by an existing Act. The Commons vote determines whether the Regulations come into force as written. SIs are how the working detail of UK law is set without primary legislation.
Totals are Parliament’s official count, which does not include the tellers. Parliament’s published list names 317 of the 319 Aye voters and 247 of the 246 No voters; tellers are listed and marked but not counted.