The Comptroller and Auditor General must for each financial year prepare a report on the matters set out in subsection (2).
Those matters are—
The "Scottish rate provisions" are—
A report under this section may also include an assessment of the economy, efficiency and effectiveness with which HMRC has used its resources in carrying out relevant functions.
"Relevant functions" are functions of HMRC in the performance of which HMRC incurs administrative expenses which are reimbursed to HMRC under section 80H (having been identified by it as administrative expenses incurred as a result of the charging of income tax as mentioned in subsection (2)(a)).
HMRC must give the Comptroller and Auditor General such information as the Comptroller and Auditor General may reasonably require for the purposes of preparing a report under this section.
A report prepared under this section must be laid before the Scottish Parliament not later than 31 January of the financial year following that to which the report relates.
In this section "HMRC" means Her Majesty's Revenue and Customs.