1 min readWarningEBA reporting framework 4.2Updated 10 November 2026

Institution specific countercyclical capital buffer, amount must equal institution-specific countercyclical capital buffer rate, percentage times total risk exposure amount, TREA (EBA rule v10657_m)

A warning in the own funds and capital requirements return (COREP own funds), on templates C 02.00.a, capital adequacy - risk exposure amounts, C 04.00, capital adequacy - Memorandum items and C 09.04, breakdown of credit exposures relevant for the calculation of the countercyclical buffer by country and institution-specific countercyclical buffer rate.

The rule in plain words

Institution specific countercyclical capital buffer, amount must equal institution-specific countercyclical capital buffer rate, percentage times total risk exposure amount, TREA.

How the Line4 Check report words itShow

Word for word as the report shows it when the rule fails.

C_04.00: Institution specific countercyclical capital buffer = C_09.04: Institution-specific countercyclical capital buffer rate, Percentage × C_02.00.A: TOTAL RISK EXPOSURE AMOUNT, TREA

What to do if your filing fails it

  1. 01Open the templates below and find the cells the rule reads.
  2. 02Work out both sides from your file, as the rule in plain words sets out, and compare them.
  3. 03EBA allows a small rounding difference, worked out from the decimals each value is reported with.
  4. 04It runs only when your filing indicators mark C 04.00, C 02.00 and C 09.04 as reported.
  5. 05This is a warning. It does not stop the filing on its own, but your authority may ask you to explain it.

The cells it reads

Capital adequacy - risk exposure amounts (C 02.00.a)

Row

  • 0010TOTAL RISK EXPOSURE AMOUNT

Column

  • 0010TREA

Capital adequacy - Memorandum items (C 04.00)

Row

  • 0770Institution specific countercyclical capital buffer

Column

  • 0010Amount
Show the rule as writtenShow

EBA's formula. Cells are written as {template, row, column, sheet}.

{C_04.00,r0770,c0010,} = {C_09.04,r0140,c0020,} * {C_02.00.a,r0010,c0010,}

Every COREP own funds rule, by template

Checks like this one, run at the point of submission, are the first step to real-time supervision.