BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Kintsugi//Sales Tax Due Dates//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:Oklahoma sales tax due dates
X-WR-CALDESC:Generated from Kintsugi's state-by-state due date data (verifi
 ed Sep 26\, 2026). Dates follow each state's weekend rule and federal holi
 days\; confirm with the state before filing.
BEGIN:VEVENT
UID:ok-monthly-2026-10-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20261020
DTEND;VALUE=DATE:20261021
SUMMARY:Oklahoma sales tax return due: Monthly (September 2026)
DESCRIPTION:Oklahoma monthly return for September 2026.\nWho files monthly:
  Default for most sales tax permit holders.\nSource: https://oklahoma.gov/
 tax/helpcenter/businesses.html\nAlways confirm with the Oklahoma Tax Commi
 ssion before you file.\nKintsugi files and remits for you: https://trykint
 sugi.com/product/sales-tax-filing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2026-11-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20261120
DTEND;VALUE=DATE:20261121
SUMMARY:Oklahoma sales tax return due: Monthly (October 2026)
DESCRIPTION:Oklahoma monthly return for October 2026.\nWho files monthly: D
 efault for most sales tax permit holders.\nSource: https://oklahoma.gov/ta
 x/helpcenter/businesses.html\nAlways confirm with the Oklahoma Tax Commiss
 ion before you file.\nKintsugi files and remits for you: https://trykintsu
 gi.com/product/sales-tax-filing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2026-12-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20261221
DTEND;VALUE=DATE:20261222
SUMMARY:Oklahoma sales tax return due: Monthly (November 2026)
DESCRIPTION:Oklahoma monthly return for November 2026.\nThe statutory due d
 ate\, Dec 20\, 2026\, falls on a weekend or federal holiday\, so it moves 
 to the next business day.\nWho files monthly: Default for most sales tax p
 ermit holders.\nSource: https://oklahoma.gov/tax/helpcenter/businesses.htm
 l\nAlways confirm with the Oklahoma Tax Commission before you file.\nKints
 ugi files and remits for you: https://trykintsugi.com/product/sales-tax-fi
 ling-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-01-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270120
DTEND;VALUE=DATE:20270121
SUMMARY:Oklahoma sales tax return due: Monthly (December 2026)
DESCRIPTION:Oklahoma monthly return for December 2026.\nWho files monthly: 
 Default for most sales tax permit holders.\nSource: https://oklahoma.gov/t
 ax/helpcenter/businesses.html\nAlways confirm with the Oklahoma Tax Commis
 sion before you file.\nKintsugi files and remits for you: https://trykints
 ugi.com/product/sales-tax-filing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-semiannual-2027-01-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270120
DTEND;VALUE=DATE:20270121
SUMMARY:Oklahoma sales tax return due: Semiannual (Jul–Dec 2026)
DESCRIPTION:Oklahoma semiannual return for Jul–Dec 2026.\nWho files semia
 nnual: Authorized when the tax remitted by the vendor does not exceed $50 
 a month.\nSource: https://oklahoma.gov/tax/helpcenter/businesses.html\nAlw
 ays confirm with the Oklahoma Tax Commission before you file.\nKintsugi fi
 les and remits for you: https://trykintsugi.com/product/sales-tax-filing-s
 oftware
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-02-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270222
DTEND;VALUE=DATE:20270223
SUMMARY:Oklahoma sales tax return due: Monthly (January 2027)
DESCRIPTION:Oklahoma monthly return for January 2027.\nThe statutory due da
 te\, Feb 20\, 2027\, falls on a weekend or federal holiday\, so it moves t
 o the next business day.\nWho files monthly: Default for most sales tax pe
 rmit holders.\nSource: https://oklahoma.gov/tax/helpcenter/businesses.html
 \nAlways confirm with the Oklahoma Tax Commission before you file.\nKintsu
 gi files and remits for you: https://trykintsugi.com/product/sales-tax-fil
 ing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-03-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270322
DTEND;VALUE=DATE:20270323
SUMMARY:Oklahoma sales tax return due: Monthly (February 2027)
DESCRIPTION:Oklahoma monthly return for February 2027.\nThe statutory due d
 ate\, Mar 20\, 2027\, falls on a weekend or federal holiday\, so it moves 
 to the next business day.\nWho files monthly: Default for most sales tax p
 ermit holders.\nSource: https://oklahoma.gov/tax/helpcenter/businesses.htm
 l\nAlways confirm with the Oklahoma Tax Commission before you file.\nKints
 ugi files and remits for you: https://trykintsugi.com/product/sales-tax-fi
 ling-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-04-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270420
DTEND;VALUE=DATE:20270421
SUMMARY:Oklahoma sales tax return due: Monthly (March 2027)
DESCRIPTION:Oklahoma monthly return for March 2027.\nWho files monthly: Def
 ault for most sales tax permit holders.\nSource: https://oklahoma.gov/tax/
 helpcenter/businesses.html\nAlways confirm with the Oklahoma Tax Commissio
 n before you file.\nKintsugi files and remits for you: https://trykintsugi
 .com/product/sales-tax-filing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-05-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270520
DTEND;VALUE=DATE:20270521
SUMMARY:Oklahoma sales tax return due: Monthly (April 2027)
DESCRIPTION:Oklahoma monthly return for April 2027.\nWho files monthly: Def
 ault for most sales tax permit holders.\nSource: https://oklahoma.gov/tax/
 helpcenter/businesses.html\nAlways confirm with the Oklahoma Tax Commissio
 n before you file.\nKintsugi files and remits for you: https://trykintsugi
 .com/product/sales-tax-filing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-06-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270621
DTEND;VALUE=DATE:20270622
SUMMARY:Oklahoma sales tax return due: Monthly (May 2027)
DESCRIPTION:Oklahoma monthly return for May 2027.\nThe statutory due date\,
  Jun 20\, 2027\, falls on a weekend or federal holiday\, so it moves to th
 e next business day.\nWho files monthly: Default for most sales tax permit
  holders.\nSource: https://oklahoma.gov/tax/helpcenter/businesses.html\nAl
 ways confirm with the Oklahoma Tax Commission before you file.\nKintsugi f
 iles and remits for you: https://trykintsugi.com/product/sales-tax-filing-
 software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-07-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270720
DTEND;VALUE=DATE:20270721
SUMMARY:Oklahoma sales tax return due: Monthly (June 2027)
DESCRIPTION:Oklahoma monthly return for June 2027.\nWho files monthly: Defa
 ult for most sales tax permit holders.\nSource: https://oklahoma.gov/tax/h
 elpcenter/businesses.html\nAlways confirm with the Oklahoma Tax Commission
  before you file.\nKintsugi files and remits for you: https://trykintsugi.
 com/product/sales-tax-filing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-semiannual-2027-07-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270720
DTEND;VALUE=DATE:20270721
SUMMARY:Oklahoma sales tax return due: Semiannual (Jan–Jun 2027)
DESCRIPTION:Oklahoma semiannual return for Jan–Jun 2027.\nWho files semia
 nnual: Authorized when the tax remitted by the vendor does not exceed $50 
 a month.\nSource: https://oklahoma.gov/tax/helpcenter/businesses.html\nAlw
 ays confirm with the Oklahoma Tax Commission before you file.\nKintsugi fi
 les and remits for you: https://trykintsugi.com/product/sales-tax-filing-s
 oftware
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-08-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270820
DTEND;VALUE=DATE:20270821
SUMMARY:Oklahoma sales tax return due: Monthly (July 2027)
DESCRIPTION:Oklahoma monthly return for July 2027.\nWho files monthly: Defa
 ult for most sales tax permit holders.\nSource: https://oklahoma.gov/tax/h
 elpcenter/businesses.html\nAlways confirm with the Oklahoma Tax Commission
  before you file.\nKintsugi files and remits for you: https://trykintsugi.
 com/product/sales-tax-filing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:ok-monthly-2027-09-20@trykintsugi.com
DTSTAMP:20260926T000000Z
DTSTART;VALUE=DATE:20270920
DTEND;VALUE=DATE:20270921
SUMMARY:Oklahoma sales tax return due: Monthly (August 2027)
DESCRIPTION:Oklahoma monthly return for August 2027.\nWho files monthly: De
 fault for most sales tax permit holders.\nSource: https://oklahoma.gov/tax
 /helpcenter/businesses.html\nAlways confirm with the Oklahoma Tax Commissi
 on before you file.\nKintsugi files and remits for you: https://trykintsug
 i.com/product/sales-tax-filing-software
URL:https://trykintsugi.com/sales-tax-due-dates#oklahoma
TRANSP:TRANSPARENT
END:VEVENT
END:VCALENDAR