TCM0322560 | Extra information - miscellaneous information: Return of valuable items
From HM Revenue & Customs · Tax Credits Manual
There are three possible destinations where non-relevant post should be sent to
returned to the customer
passed to another area
put in confidential waste.
The following non-relevant attachments or correspondence should be returned to the customer
payslips
birth certificates
household bills.
The following non-relevant attachment or correspondence should be forwarded to the relevant business area
self-assessment forms
cheques
Housing Benefit claim
other correspondence relating to other HMRC areas or other Government departments.
If the attachment from the customer states ‘please deal with my claim quickly’ or any similar statements, these must be put in confidential waste.