BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Lyra Ventures LLC//FilingDates public calendars//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
NAME:Oklahoma business filing dates\, 2027 (FilingDates)
X-WR-CALNAME:Oklahoma business filing dates\, 2027 (FilingDates)
DESCRIPTION:Oklahoma business filing dates\, 2027. Each event links the off
 icial source it was computed from. Obligations without a verified source a
 re not in this feed\; the web page lists them as unsupported. A reminder o
 nly: confirm with the source before filing.
X-WR-CALDESC:Oklahoma business filing dates\, 2027. Each event links the of
 ficial source it was computed from. Obligations without a verified source 
 are not in this feed\; the web page lists them as unsupported. A reminder 
 only: confirm with the source before filing.
REFRESH-INTERVAL;VALUE=DURATION:P1D
X-PUBLISHED-TTL:P1D
BEGIN:VEVENT
UID:ok:OK-sales:2026-01-01:1:semiannual@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270120
DTEND;VALUE=DATE:20270121
SUMMARY:Oklahoma: Sales tax report — Sales tax report (July to December) 
 (semiannual filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report (January to June): July 20 o
 f the year the calendar year begins\; Sales tax report (July to December):
  January 20 of the year after the calendar year begins\nState legal holida
 ys are not compiled: if this date is a state holiday\, the deadline moves 
 to the next business day.\nSource: https://oklahoma.gov/tax/helpcenter/bus
 inesses.html (retrieved 2026-09-23)\nA reminder only: confirm with the sou
 rce before filing. You file\; this calendar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (July to Decemb
 er) (semiannual filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (July to Decemb
 er) (semiannual filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2026-12-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270120
DTEND;VALUE=DATE:20270121
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nState legal holidays are not compiled: if this date is a 
 state holiday\, the deadline moves to the next business day.\nSource: http
 s://oklahoma.gov/tax/helpcenter/businesses.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-01-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270222
DTEND;VALUE=DATE:20270223
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nStated date 2027-02-20\, moved to the next business day.\
 nHoliday rule: 25 O.S. §82.1(C) — https://oklegislature.gov/OK_Statutes
 /CompleteTitles/os25.pdf (retrieved 2026-09-24)\nState legal holidays are 
 not compiled: if this date is a state holiday\, the deadline moves to the 
 next business day.\nSource: https://oklahoma.gov/tax/helpcenter/businesses
 .html (retrieved 2026-09-23)\nA reminder only: confirm with the source bef
 ore filing. You file\; this calendar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-02-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270322
DTEND;VALUE=DATE:20270323
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nStated date 2027-03-20\, moved to the next business day.\
 nHoliday rule: 25 O.S. §82.1(C) — https://oklegislature.gov/OK_Statutes
 /CompleteTitles/os25.pdf (retrieved 2026-09-24)\nState legal holidays are 
 not compiled: if this date is a state holiday\, the deadline moves to the 
 next business day.\nSource: https://oklahoma.gov/tax/helpcenter/businesses
 .html (retrieved 2026-09-23)\nA reminder only: confirm with the source bef
 ore filing. You file\; this calendar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-03-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270420
DTEND;VALUE=DATE:20270421
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nState legal holidays are not compiled: if this date is a 
 state holiday\, the deadline moves to the next business day.\nSource: http
 s://oklahoma.gov/tax/helpcenter/businesses.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-04-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270520
DTEND;VALUE=DATE:20270521
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nState legal holidays are not compiled: if this date is a 
 state holiday\, the deadline moves to the next business day.\nSource: http
 s://oklahoma.gov/tax/helpcenter/businesses.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-05-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270621
DTEND;VALUE=DATE:20270622
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nStated date 2027-06-20\, moved to the next business day.\
 nHoliday rule: 25 O.S. §82.1(C) — https://oklegislature.gov/OK_Statutes
 /CompleteTitles/os25.pdf (retrieved 2026-09-24)\nState legal holidays are 
 not compiled: if this date is a state holiday\, the deadline moves to the 
 next business day.\nSource: https://oklahoma.gov/tax/helpcenter/businesses
 .html (retrieved 2026-09-23)\nA reminder only: confirm with the source bef
 ore filing. You file\; this calendar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-01-01:0:semiannual@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270720
DTEND;VALUE=DATE:20270721
SUMMARY:Oklahoma: Sales tax report — Sales tax report (January to June) (
 semiannual filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report (January to June): July 20 o
 f the year the calendar year begins\; Sales tax report (July to December):
  January 20 of the year after the calendar year begins\nState legal holida
 ys are not compiled: if this date is a state holiday\, the deadline moves 
 to the next business day.\nSource: https://oklahoma.gov/tax/helpcenter/bus
 inesses.html (retrieved 2026-09-23)\nA reminder only: confirm with the sou
 rce before filing. You file\; this calendar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (January to Jun
 e) (semiannual filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (January to Jun
 e) (semiannual filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-06-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270720
DTEND;VALUE=DATE:20270721
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nState legal holidays are not compiled: if this date is a 
 state holiday\, the deadline moves to the next business day.\nSource: http
 s://oklahoma.gov/tax/helpcenter/businesses.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-07-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270820
DTEND;VALUE=DATE:20270821
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nState legal holidays are not compiled: if this date is a 
 state holiday\, the deadline moves to the next business day.\nSource: http
 s://oklahoma.gov/tax/helpcenter/businesses.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-08-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270920
DTEND;VALUE=DATE:20270921
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nState legal holidays are not compiled: if this date is a 
 state holiday\, the deadline moves to the next business day.\nSource: http
 s://oklahoma.gov/tax/helpcenter/businesses.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-09-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20271020
DTEND;VALUE=DATE:20271021
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nState legal holidays are not compiled: if this date is a 
 state holiday\, the deadline moves to the next business day.\nSource: http
 s://oklahoma.gov/tax/helpcenter/businesses.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-10-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20271122
DTEND;VALUE=DATE:20271123
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nStated date 2027-11-20\, moved to the next business day.\
 nHoliday rule: 25 O.S. §82.1(C) — https://oklegislature.gov/OK_Statutes
 /CompleteTitles/os25.pdf (retrieved 2026-09-24)\nState legal holidays are 
 not compiled: if this date is a state holiday\, the deadline moves to the 
 next business day.\nSource: https://oklahoma.gov/tax/helpcenter/businesses
 .html (retrieved 2026-09-23)\nA reminder only: confirm with the source bef
 ore filing. You file\; this calendar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ok:OK-sales:2027-11-01:0:monthly@filingdates.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20271220
DTEND;VALUE=DATE:20271221
SUMMARY:Oklahoma: Sales tax report — Sales tax report (monthly filer)
DESCRIPTION:Applies to: Most permit holders remit each month's sales tax by
  the 20th of the following month. Vendors remitting no more than $50 a mon
 th may file semi-annually\, by July 20 (January to June) and January 20 (J
 uly to December). A Saturday\, Sunday or state-holiday date moves to the n
 ext business day.\nDue rule: Sales tax report: 20th day of the month after
  the month ends\nState legal holidays are not compiled: if this date is a 
 state holiday\, the deadline moves to the next business day.\nSource: http
 s://oklahoma.gov/tax/helpcenter/businesses.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://oklahoma.gov/tax/helpcenter/businesses.html
CATEGORIES:Oklahoma,sales-tax
SEQUENCE:1
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:Oklahoma: Sales tax report — Sales tax report (monthly filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
END:VCALENDAR