1 min readBlockingBank of England banking taxonomy 4.1.1Updated 11 November 2026

Data should exceed or be equal to zero (SC34.00.01.01, Bank of England check boe_b0085_ss)

A blocking check on the information on derivatives, securities financing and long settlement transactions of SDDTs (CCR SDDT) template (SC34.00.01.01), in the own funds for SDDTs (PRA116) return.

Line4 Check runs it on the own funds for SDDTs (PRA116) return, proven on test files, check by check: the same outcome on all three test files of that return.

The rule in plain words

Data should exceed or be equal to zero

In Information on derivatives, securities financing and long settlement transactions of SDDTs (CCR SDDT) (SC34.00.01.01): every value in 17 rows (listed below) in "Notional amounts" (column 0010), "Long positions" (column 0020) and "Short positions" (column 0030) must be zero or more.

What to do if your return fails it

  1. 01Open the table below and find the cells the rule reads.
  2. 02Look for a value below zero in these cells, such as an amount entered as a negative number.
  3. 03It runs only when your filing indicators mark SC34.00.01 as reported.
  4. 04This is a blocking check. A return that fails it is normally rejected, so fix it before you submit.

The cells it reads

Information on derivatives, securities financing and long settlement transactions of SDDTs (CCR SDDT) (SC34.00.01.01)

Rows

  • R0010Total derivative, securities financing and long settlement transactions
  • R0020of which: derivative transactions
  • R0030of which: cleared through a QCCP
  • R0040of which: cleared through a non-QCCP
  • R0050of which: securities financing transactions
  • R0060of which: cleared through a QCCP
  • R0070of which: cleared through a non-QCCP
  • R0080of which: long settlement transactions
  • R0090of which: cleared through a QCCP
  • R0100of which: cleared through a non-QCCP
  • R0110Derivative transactions not cleared through a CCP
  • R0120of which: not margined
  • R0160Interest rate derivatives
  • R0170Foreign exchange derivatives
  • R0180Credit derivatives
  • R0190Equity derivatives
  • R0200Other derivatives

Columns

  • C0010Notional amounts
  • C0020Long positions
  • C0030Short positions

Which returns it applies to

Line4 Check runs it on the own funds for SDDTs (PRA116) return on Bank of England banking taxonomy 4.1.1. The Bank of England applies it to own funds for SDDTs (PRA116) returns, as a blocking check.

The Bank’s own words and formula

The first paragraph of the plain words above is the Bank of England’s own, word for word, from its list of validations. The second spells out its formula, with each cell named from its templates.

Show the formulaShow

The Bank of England's formula. Cells are written as {t: table, r: row, c: column}.

{t: SC34.00.01.01, r: 0010; 0020; 0030; 0040; 0050; 0060; 0070; 0080; 0090; 0100; 0110; 0120; 0160; 0170; 0180; 0190; 0200, c: 0010; 0020; 0030} >= 0

Every PRA banking rule on SC34.00.01.01

Checks like this one, run at the point of submission, are the first step to real-time supervision. Line4 builds SupTech software for financial regulators that runs checks like these as each return arrives.