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Is Sunday 6 September 2026 a CHAPS business day?

No.

CHAPS does not settle at weekends.

Weekend
Next business day
Mon 7 Sept 2026
Previous business day
Fri 4 Sept 2026

Decided by the weekend rule: saturday and sunday are closed on CHAPS.

release 2026.10.29.1

How we know

Around this date

  1. Sun 30, Sunday 30 August 2026: weekend
  2. Mon 31, Monday 31 August 2026: closed, Summer bank holiday
  3. Tue 1, Tuesday 1 September 2026: open
  4. Wed 2, Wednesday 2 September 2026: open
  5. Thu 3, Thursday 3 September 2026: open
  6. Fri 4, Friday 4 September 2026: open
  7. Sat 5, Saturday 5 September 2026: weekend
  8. Sun 6, Sunday 6 September 2026: weekend
  9. Mon 7, Monday 7 September 2026: open
  10. Tue 8, Tuesday 8 September 2026: open
  11. Wed 9, Wednesday 9 September 2026: open
  12. Thu 10, Thursday 10 September 2026: open
  13. Fri 11, Friday 11 September 2026: open
  14. Sat 12, Saturday 12 September 2026: weekend
  15. Sun 13, Sunday 13 September 2026: weekend
  16. Mon 14, Monday 14 September 2026: open
  17. Tue 15, Tuesday 15 September 2026: open
  18. Wed 16, Wednesday 16 September 2026: open
  19. Thu 17, Thursday 17 September 2026: open
  20. Fri 18, Friday 18 September 2026: open
  21. Sat 19, Saturday 19 September 2026: weekend
  • Open
  • Closed
  • Weekend
  • Holiday on a weekend

Sun 6 Sept on other calendars

CalendarStatusWhy
Germany: nationwide public holidays DENo dataOutside this calendar's sources
T2 (TARGET RTGS) EU-T2WeekendWeekend
England and Wales bank holidays GB-EAWWeekendWeekend
FedACH Services US-FEDACHWeekendWeekend
US federal holidays US-FEDERALWeekendWeekend
FedNow Service US-FEDNOWOpenBusiness day
Fedwire Funds Service US-FEDWIREWeekendWeekend

Get this answer in code

curl -H "Authorization: Bearer $ZEITWIDE_API_KEY" \
  https://api.zeitwide.com/v1/calendars/GB-CHAPS/days/2026-09-06

{
  "date": "2026-09-06",
  "is_business_day": false,
  "dataset_release": "2026.10.29.1"
}

Agents get the same answer from the is_business_day MCP tool. Developer quickstart

Questions people ask

Is Sunday 6 September 2026 a CHAPS business day?
No. Sunday 6 September 2026 is a weekend day, and CHAPS does not settle at weekends. Next business day: Mon 7 Sept 2026. Previous: Fri 4 Sept 2026. Backed by official sources.
When does CHAPS settle again?
Monday 7 September 2026.
Can I be warned about changes like this?
Yes. Sign in and add CHAPS to an alert rule for webhook alerts.