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Is Friday 31 December 2021 a FedNow Service business day?

Yes: Friday 31 December 2021 is a FedNow Service business day; the next FedNow Service business day is Saturday 1 January 2022 (Zeitwide release 2026.11.04.1).

28 days of FedNow Service around Fri 31 Dec 2021

FedNow Service, Fri 24 Dec 2021 to Thu 20 Jan 2022
CalendarFri 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 2022Sun 9 Jan 2022Mon 10 Jan 2022Tue 11 Jan 2022Wed 12 Jan 2022Thu 13 Jan 2022Fri 14 Jan 2022Sat 15 Jan 2022Sun 16 Jan 2022Mon 17 Jan 2022Tue 18 Jan 2022Wed 19 Jan 2022Thu 20 Jan 2022
FedNow ServiceFedNow Service open Fri 24 Dec 2021FedNow Service open Sat 25 Dec 2021FedNow Service open Sun 26 Dec 2021FedNow Service open Mon 27 Dec 2021FedNow Service open Tue 28 Dec 2021FedNow Service open Wed 29 Dec 2021FedNow Service open Thu 30 Dec 2021FedNow Service open Fri 31 Dec 2021FedNow Service open Sat 1 Jan 2022FedNow Service open Sun 2 Jan 2022FedNow Service open Mon 3 Jan 2022FedNow Service open Tue 4 Jan 2022FedNow Service open Wed 5 Jan 2022FedNow Service open Thu 6 Jan 2022FedNow Service open Fri 7 Jan 2022FedNow Service open Sat 8 Jan 2022FedNow Service open Sun 9 Jan 2022FedNow Service open Mon 10 Jan 2022FedNow Service open Tue 11 Jan 2022FedNow Service open Wed 12 Jan 2022FedNow Service open Thu 13 Jan 2022FedNow Service open Fri 14 Jan 2022FedNow Service open Sat 15 Jan 2022FedNow Service open Sun 16 Jan 2022FedNow Service open Mon 17 Jan 2022FedNow Service open Tue 18 Jan 2022FedNow Service open Wed 19 Jan 2022FedNow Service open Thu 20 Jan 2022
  • Open
  • Closed
  • Weekend
  • Holiday on a weekend

Other calendars on Fri 31 Dec 2021

Friday 31 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
CHAPS (GB-CHAPS)CHAPS open Fri 31 Dec 2021Business day
England and Wales bank holidays (GB-EAW)England and Wales bank holidays open Fri 31 Dec 2021Business day
FedACH Services (US-FEDACH)No dataOutside this calendar's sources
US federal holidays (US-FEDERAL)No dataOutside this calendar's sources
Fedwire Funds Service (US-FEDWIRE)No dataOutside this calendar's sources

Sources

No entry decides this date, so FedNow Service's weekend rule does. FedNow Service has no weekend: only published closures stop it.

Zeitwide release 2026.11.04.1. Evidence and signed receipt for FedNow Service on Fri 31 Dec 2021

FedNow Service has no published revision yet.

Cite this answer
Zeitwide (2026). US-FEDNOW on 2021-12-31. Release 2026.11.04.1. https://zeitwide.com/calendars/US-FEDNOW/2021-12-31

Questions people ask

What is the next FedNow Service business day after Friday 31 December 2021?

The next FedNow Service business day is Saturday 1 January 2022.

What are FedNow Service's operating hours?

FedNow Service is open around the clock on every day of the year.

Where does this answer come from?

The calendar's weekend rule, in Zeitwide release 2026.11.04.1.

The same answer from the API

curl https://api.zeitwide.com/v1/calendars/US-FEDNOW/days/2021-12-31

{
  "date": "2021-12-31",
  "is_business_day": true,
  "dataset_release": "2026.11.04.1"
}

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