Major changes are being made to the computer system used by HMRC to process SDLT returns. As a result, the system will be unavailable from 00:01 on Saturday 25 June until 00:01 on Monday 4 July. It will not be possible to file returns during this period. HMRC are expected to publish further information on this matter in the next few days.
In the meantime they have issued the following documents detailing their plans:
