1 min readWarningBank of England taxonomy 2.2.0Updated 11 November 2026

SCR end of period should be consistent with IR.23.01 (IR.05.10, IR.22.01, Bank of England rule IR_bv1999)

A warning on the excess capital generation (IR.05.10) and impact of long term guarantees measures and transitionals (IR.22.01) templates, in the annual solo (ARS) return.

The rule in plain words

SCR end of period should be consistent with IR.23.01

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. 03It runs only when your filing indicators mark IR.05.10 and IR.23.01 as reported.
  4. 04This 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

Excess capital generation (IR.05.10.01.01)

Row

  • R0530SCR at the end of the period

Column

  • C0010Most recent reporting period

Impact of long term guarantees measures and transitionals (IR.22.01.01.01)

Row

  • R0090Solvency Capital Requirement

Column

  • C0010Amount with Long Term Guarantee measures and transitionals

A worked example

With simple numbers.

Illustrative values
Solvency Capital Requirement, Amount with Long Term Guarantee measures and transitionals1,200
What the rule then expects

SCR at the end of the period, Most recent reporting period must then be 1,200.

1,200Passes
1,300Fails

A file that reports 1,200 passes. One that reports 1,300 fails, by 100.

The numbers are illustrative.

Which returns it applies to

Line4 Check runs it on annual solo (ARS) return on Bank of England taxonomy 2.2.0. The Bank of England applies it to annual solo (ARS) returns, as a warning.

The Bank’s own words and formula

The plain words above are the Bank of England’s own, word for word, from its list of validations.

Show the formulaShow

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

{t: IR.05.10.01.01, r: R0530, c: C0010, z: Z0001} = {t: IR.23.01.01.01, r: R0580, c: C0010, z: Z0001}

Every Solvency UK rule on IR.05.10

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.