You are in the The data matching exercise section Home … Running electoral registration - Wales … Maintaining the register throughout the year … Automatic Voter Registration … The data matching exercise … Running electoral registration - Wales Print this page | Print full guidance Requirements of the data matching process You are required to perform the data matching exercise at least once in each calendar year.1 To issue a notice of registration you must have matching data from at least two sources that identify the unregistered elector.2 Matching data includes:3 the person’s full namewhere held, the person’s date of birththe person’s address, including postcodewhere held, the UPRN of the person’s propertyany other information held which relates to the person’s potential entry on the registerThere is an exception to the requirement to identify two matching sources of data where the information relating to the person is both:4 from education records (including data from universities)sufficient to satisfy the registration officer as to the identity of the person’s entitlement to be registered 1. Regulation 37A(2), Representation of the People Regulations 2001 (RPR 2001) ↩ Back to content at footnote 1 2. Regulation 37A(5), RPR 2001 (subject to the exception in paragraph (7)) ↩ Back to content at footnote 2 3. Regulation 37A(6), RPR 2001 ↩ Back to content at footnote 3 4. Regulation 37A(7), RPR 2001 ↩ Back to content at footnote 4 Last updated: 15 September 2026 Book traversal links for Running electoral registration - Wales The data matching exercise The notice of registration Modal Title