Original exposure pre conversion factors for total exposures should be consistent across templates (OF09.01.01.01, OF07.00.01.01, SC09.01.01.01 and others, Bank of England check boe_b0258)

The rule in plain words

What to do if your return fails it

1. 01Open the tables below and find the cells the rule reads.
2. 02The two values must be the same. Find which of the two is right, and correct the other one.
3. 03The Bank of England allows a small rounding difference, worked out from the decimals each value is reported with.
4. 04It runs only when your filing indicators mark OF07.00.01 and OF09.01.01 as reported.
5. 05This is a warning. It does not stop the return on its own, but your supervisor may ask you to explain it.

The cells it reads

Which returns it applies to

Line4 Check runs it on the own funds (PRA001) and own funds for SDDTs (PRA116) returns on Bank of England banking taxonomy 4.1.1. The Bank of England applies it to own funds for SDDTs (PRA116) and own funds (PRA001) returns, as a warning.

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.

Other rules on Geographical breakdown of exposures by residence of the obligor: SA exposures (OF CR GB 1) (OF09.01.01.01)

Every PRA banking rule on OF09.01.01.01

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.