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Is Sunday 19 December 2021 a CHAPS business day?

No: Sunday 19 December 2021 is not a CHAPS business day, because CHAPS is closed at weekends; CHAPS reopens on Monday 20 December 2021 at 06:00 Europe/London (Zeitwide release 2026.11.04.1).

28 days of CHAPS around Sun 19 Dec 2021

CHAPS, Sun 12 Dec 2021 to Sat 8 Jan 2022
CalendarSun 12 Dec 2021Mon 13 Dec 2021Tue 14 Dec 2021Wed 15 Dec 2021Thu 16 Dec 2021Fri 17 Dec 2021Sat 18 Dec 2021Sun 19 Dec 2021Mon 20 Dec 2021Tue 21 Dec 2021Wed 22 Dec 2021Thu 23 Dec 2021Fri 24 Dec 2021Sat 25 Dec 2021Sun 26 Dec 2021Mon 27 Dec 2021Tue 28 Dec 2021Wed 29 Dec 2021Thu 30 Dec 2021Fri 31 Dec 2021Sat 1 Jan 2022Sun 2 Jan 2022Mon 3 Jan 2022Tue 4 Jan 2022Wed 5 Jan 2022Thu 6 Jan 2022Fri 7 Jan 2022Sat 8 Jan 2022
CHAPSCHAPS closed for the weekend Sun 12 Dec 2021CHAPS open Mon 13 Dec 2021CHAPS open Tue 14 Dec 2021CHAPS open Wed 15 Dec 2021CHAPS open Thu 16 Dec 2021CHAPS open Fri 17 Dec 2021CHAPS closed for the weekend Sat 18 Dec 2021CHAPS closed for the weekend Sun 19 Dec 2021CHAPS open Mon 20 Dec 2021CHAPS open Tue 21 Dec 2021CHAPS open Wed 22 Dec 2021CHAPS open Thu 23 Dec 2021CHAPS open Fri 24 Dec 2021CHAPS closed for the weekend Sat 25 Dec 2021CHAPS closed for the weekend Sun 26 Dec 2021CHAPS closed Mon 27 Dec 2021: Christmas Day (Substitute day)CHAPS closed Tue 28 Dec 2021: Boxing Day (Substitute day)CHAPS open Wed 29 Dec 2021CHAPS open Thu 30 Dec 2021CHAPS open Fri 31 Dec 2021CHAPS closed for the weekend Sat 1 Jan 2022CHAPS closed for the weekend Sun 2 Jan 2022CHAPS closed Mon 3 Jan 2022: New Year's Day (Substitute day)CHAPS open Tue 4 Jan 2022CHAPS open Wed 5 Jan 2022CHAPS open Thu 6 Jan 2022CHAPS open Fri 7 Jan 2022CHAPS closed for the weekend Sat 8 Jan 2022
  • Open
  • Closed
  • Weekend
  • Holiday on a weekend

Other calendars on Sun 19 Dec 2021

Sunday 19 December 2021 on 7 other calendars
CalendarStatusWhy
Germany: nationwide public holidays (DE)No dataOutside this calendar's sources
T2 (TARGET RTGS) (EU-T2)No dataOutside this calendar's sources
England and Wales bank holidays (GB-EAW)England and Wales bank holidays closed for the weekend Sun 19 Dec 2021Weekend
FedACH Services (US-FEDACH)No dataOutside this calendar's sources
US federal holidays (US-FEDERAL)No dataOutside this calendar's sources
FedNow Service (US-FEDNOW)FedNow Service open Sun 19 Dec 2021Business day
Fedwire Funds Service (US-FEDWIRE)No dataOutside this calendar's sources

Sources

No entry decides this date, so CHAPS's weekend rule does. CHAPS is closed every Saturday and Sunday.

Zeitwide release 2026.11.04.1. Evidence and signed receipt for CHAPS on Sun 19 Dec 2021

CHAPS revision 68, published .

Cite this answer
Zeitwide (2026). GB-CHAPS on 2021-12-19. Release 2026.11.04.1. https://zeitwide.com/calendars/GB-CHAPS/2021-12-19

Questions people ask

When does CHAPS reopen after Sunday 19 December 2021?

CHAPS reopens on Monday 20 December 2021 at 06:00 Europe/London.

What are CHAPS's operating hours?

CHAPS is open from 06:00 to 18:00 Europe/London on business days.

Where does this answer come from?

The calendar's weekend rule and no closure for it in GOV.UK (Government Digital Service), in Zeitwide release 2026.11.04.1.

The same answer from the API

curl https://api.zeitwide.com/v1/calendars/GB-CHAPS/days/2021-12-19

{
  "date": "2021-12-19",
  "is_business_day": false,
  "dataset_release": "2026.11.04.1"
}

Agents get it from the is_business_day MCP tool. The developer quickstart covers keys, MCP and webhooks