HM Revenue and Customs impose strict deadlines for all your correspondence...Don't get caught out.
Choose a month to view the dates and deadlines that arise in it.
The key dates arising in July are as follows:
Deadline for employers to submit P11Ds and P9Ds to the tax office and provide copies to employees'.
Deadline for late returns due previous 31/01, in order to avoid second £100 penalty.
Second 5% surcharge added to tax payable at previous 31/01 but still outstanding.