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Is Sunday 17 October 2027 a CHAPS business day?

No: Sunday 17 October 2027 is not a CHAPS business day, because CHAPS is closed at weekends; CHAPS reopens on Monday 18 October 2027 at 06:00 Europe/London (Zeitwide release 2026.11.03.1).

28 days of CHAPS around Sun 17 Oct 2027

CHAPS, Sun 10 Oct 2027 to Sat 6 Nov 2027
CalendarSun 10 Oct 2027Mon 11 Oct 2027Tue 12 Oct 2027Wed 13 Oct 2027Thu 14 Oct 2027Fri 15 Oct 2027Sat 16 Oct 2027Sun 17 Oct 2027Mon 18 Oct 2027Tue 19 Oct 2027Wed 20 Oct 2027Thu 21 Oct 2027Fri 22 Oct 2027Sat 23 Oct 2027Sun 24 Oct 2027Mon 25 Oct 2027Tue 26 Oct 2027Wed 27 Oct 2027Thu 28 Oct 2027Fri 29 Oct 2027Sat 30 Oct 2027Sun 31 Oct 2027Mon 1 Nov 2027Tue 2 Nov 2027Wed 3 Nov 2027Thu 4 Nov 2027Fri 5 Nov 2027Sat 6 Nov 2027
CHAPSCHAPS closed for the weekend Sun 10 Oct 2027CHAPS open Mon 11 Oct 2027CHAPS open Tue 12 Oct 2027CHAPS open Wed 13 Oct 2027CHAPS open Thu 14 Oct 2027CHAPS open Fri 15 Oct 2027CHAPS closed for the weekend Sat 16 Oct 2027CHAPS closed for the weekend Sun 17 Oct 2027CHAPS open Mon 18 Oct 2027CHAPS open Tue 19 Oct 2027CHAPS open Wed 20 Oct 2027CHAPS open Thu 21 Oct 2027CHAPS open Fri 22 Oct 2027CHAPS closed for the weekend Sat 23 Oct 2027CHAPS closed for the weekend Sun 24 Oct 2027CHAPS open Mon 25 Oct 2027CHAPS open Tue 26 Oct 2027CHAPS open Wed 27 Oct 2027CHAPS open Thu 28 Oct 2027CHAPS open Fri 29 Oct 2027CHAPS closed for the weekend Sat 30 Oct 2027CHAPS closed for the weekend Sun 31 Oct 2027CHAPS open Mon 1 Nov 2027CHAPS open Tue 2 Nov 2027CHAPS open Wed 3 Nov 2027CHAPS open Thu 4 Nov 2027CHAPS open Fri 5 Nov 2027CHAPS closed for the weekend Sat 6 Nov 2027
  • Open
  • Closed
  • Weekend
  • Holiday on a weekend

Other calendars on Sun 17 Oct 2027

Sunday 17 October 2027 on 7 other calendars
CalendarStatusWhy
Germany: nationwide public holidays (DE)Germany: nationwide public holidays closed for the weekend Sun 17 Oct 2027Weekend
T2 (TARGET RTGS) (EU-T2)T2 (TARGET RTGS) closed for the weekend Sun 17 Oct 2027Weekend
England and Wales bank holidays (GB-EAW)England and Wales bank holidays closed for the weekend Sun 17 Oct 2027Weekend
FedACH Services (US-FEDACH)FedACH Services closed for the weekend Sun 17 Oct 2027Weekend
US federal holidays (US-FEDERAL)US federal holidays closed for the weekend Sun 17 Oct 2027Weekend
FedNow Service (US-FEDNOW)FedNow Service open Sun 17 Oct 2027Business day
Fedwire Funds Service (US-FEDWIRE)Fedwire Funds Service closed for the weekend Sun 17 Oct 2027Weekend

Sources

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

Zeitwide release 2026.11.03.1. Evidence and signed receipt for CHAPS on Sun 17 Oct 2027

Cite this answer
Zeitwide (2026). GB-CHAPS on 2027-10-17. Release 2026.11.03.1. https://zeitwide.com/calendars/GB-CHAPS/2027-10-17

Questions people ask

When does CHAPS reopen after Sunday 17 October 2027?

CHAPS reopens on Monday 18 October 2027 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 2026.11.03.1.

The same answer from the API

curl https://api.zeitwide.com/v1/calendars/GB-CHAPS/days/2027-10-17

{
  "date": "2027-10-17",
  "is_business_day": false,
  "dataset_release": "2026.11.03.1"
}

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