Claim a VAT refund on a conversion if you're a DIY housebuilder

Use form VAT431C to claim a VAT refund on the conversion of an existing building into a dwelling if you're a DIY housebuilder.


VAT refunds for DIY housebuilders - claim form and notes for conversions (VAT431C)

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You can use form VAT431C to claim VAT back on building materials and services you have purchased to convert an existing building into a dwelling.

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VAT refunds - on self-build new homes or non-residential conversions
If you’re a DIY builder you may be able to reclaim VAT when building a new home or converting a non-residential building into a home.

VAT431NB - refunds for DIY housebuilders claim form for new houses
Use form VAT431NB when claiming a VAT refund as a DIY housebuilder for new houses.

Goods and services you can claim for under the VAT DIY Scheme
Find out which items you can or cannot claim a VAT refund for under the DIY Housebuilders’ Scheme.

Published 11 June 2014
Last updated 29 August 2019 + show all updates
  1. The 'VAT refunds for DIY housebuilders - claim form and notes for conversions (VAT431C)' has been updated with a new telephone number and address.

  2. Customers who want to make a claim under the DIY refund scheme, need to contact HMRC to get an updated address to which claim forms should be sent. This change provides details of a telephone number where they can get the address.

  3. The Local Compliance address has been amended on the form.

  4. First published.