Scheduled upgrade will delay receipt of online acknowledgement
19 March 2015
HMRC have a scheduled upgrade which delay receipt of online acknowledgement to Real Time Information (RTI) submissions made using both Basic PAYE Tools and commercial software between 15:00 and 20:00 on Sunday 22 March.
Acknowledgements will be sent once the service is restored, do not attempt to resubmit your submission.
Online Service Availability can be checked for all tax services.