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Is Saturday 18 September 2027 a FedACH Services business day?

No: Saturday 18 September 2027 is not a FedACH Services business day, because FedACH Services is closed at weekends; FedACH Services reopens on Monday 20 September 2027 (Zeitwide release 2026.11.03.1).

28 days of FedACH Services around Sat 18 Sept 2027

FedACH Services, Sat 11 Sept 2027 to Fri 8 Oct 2027
CalendarSat 11 Sept 2027Sun 12 Sept 2027Mon 13 Sept 2027Tue 14 Sept 2027Wed 15 Sept 2027Thu 16 Sept 2027Fri 17 Sept 2027Sat 18 Sept 2027Sun 19 Sept 2027Mon 20 Sept 2027Tue 21 Sept 2027Wed 22 Sept 2027Thu 23 Sept 2027Fri 24 Sept 2027Sat 25 Sept 2027Sun 26 Sept 2027Mon 27 Sept 2027Tue 28 Sept 2027Wed 29 Sept 2027Thu 30 Sept 2027Fri 1 Oct 2027Sat 2 Oct 2027Sun 3 Oct 2027Mon 4 Oct 2027Tue 5 Oct 2027Wed 6 Oct 2027Thu 7 Oct 2027Fri 8 Oct 2027
FedACH ServicesFedACH Services closed for the weekend Sat 11 Sept 2027FedACH Services closed for the weekend Sun 12 Sept 2027FedACH Services open Mon 13 Sept 2027FedACH Services open Tue 14 Sept 2027FedACH Services open Wed 15 Sept 2027FedACH Services open Thu 16 Sept 2027FedACH Services open Fri 17 Sept 2027FedACH Services closed for the weekend Sat 18 Sept 2027FedACH Services closed for the weekend Sun 19 Sept 2027FedACH Services open Mon 20 Sept 2027FedACH Services open Tue 21 Sept 2027FedACH Services open Wed 22 Sept 2027FedACH Services open Thu 23 Sept 2027FedACH Services open Fri 24 Sept 2027FedACH Services closed for the weekend Sat 25 Sept 2027FedACH Services closed for the weekend Sun 26 Sept 2027FedACH Services open Mon 27 Sept 2027FedACH Services open Tue 28 Sept 2027FedACH Services open Wed 29 Sept 2027FedACH Services open Thu 30 Sept 2027FedACH Services open Fri 1 Oct 2027FedACH Services closed for the weekend Sat 2 Oct 2027FedACH Services closed for the weekend Sun 3 Oct 2027FedACH Services open Mon 4 Oct 2027FedACH Services open Tue 5 Oct 2027FedACH Services open Wed 6 Oct 2027FedACH Services open Thu 7 Oct 2027FedACH Services open Fri 8 Oct 2027
  • Open
  • Closed
  • Weekend
  • Holiday on a weekend

Other calendars on Sat 18 Sept 2027

Saturday 18 September 2027 on 7 other calendars
CalendarStatusWhy
Germany: nationwide public holidays (DE)Germany: nationwide public holidays closed for the weekend Sat 18 Sept 2027Weekend
T2 (TARGET RTGS) (EU-T2)T2 (TARGET RTGS) closed for the weekend Sat 18 Sept 2027Weekend
CHAPS (GB-CHAPS)CHAPS closed for the weekend Sat 18 Sept 2027Weekend
England and Wales bank holidays (GB-EAW)England and Wales bank holidays closed for the weekend Sat 18 Sept 2027Weekend
US federal holidays (US-FEDERAL)US federal holidays closed for the weekend Sat 18 Sept 2027Weekend
FedNow Service (US-FEDNOW)FedNow Service open Sat 18 Sept 2027Business day
Fedwire Funds Service (US-FEDWIRE)Fedwire Funds Service closed for the weekend Sat 18 Sept 2027Weekend

Sources

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

Zeitwide release 2026.11.03.1. Evidence and signed receipt for FedACH Services on Sat 18 Sept 2027

Cite this answer
Zeitwide (2026). US-FEDACH on 2027-09-18. Release 2026.11.03.1. https://zeitwide.com/calendars/US-FEDACH/2027-09-18

Questions people ask

When does FedACH Services reopen after Saturday 18 September 2027?

FedACH Services reopens on Monday 20 September 2027.

What are FedACH Services's operating hours?

FedACH Services publishes 9 cut-off times rather than opening hours, all in America/New_York.

Where does this answer come from?

The calendar's weekend rule and no closure for it in Board of Governors of the Federal Reserve System and Federal Reserve Banks (Federal Reserve Financial Services), in Zeitwide release 2026.11.03.1.

The same answer from the API

curl https://api.zeitwide.com/v1/calendars/US-FEDACH/days/2027-09-18

{
  "date": "2027-09-18",
  "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