BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Lyra Ventures LLC//FilingDates public calendars//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
NAME:California business filing dates\, 2027 (FilingDates)
X-WR-CALNAME:California business filing dates\, 2027 (FilingDates)
DESCRIPTION:California business filing dates\, 2027. Each event links the o
 fficial 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.
X-WR-CALDESC:California business filing dates\, 2027. Each event links the 
 official source it was computed from. Obligations without a verified sourc
 e are not in this feed\; the web page lists them as unsupported. A reminde
 r only: confirm with the source before filing.
REFRESH-INTERVAL;VALUE=DURATION:P1D
X-PUBLISHED-TTL:P1D
BEGIN:VEVENT
UID:ca:CA-owner-estimates:2026-01-01:2@filingdates.com
DTSTAMP:20260923T000000Z
DTSTART;VALUE=DATE:20270115
DTEND;VALUE=DATE:20270116
SUMMARY:California: Form 540-ES estimated tax — 4th payment (30%) (calend
 ar-year Schedule C filer)
DESCRIPTION:Applies to: An individual with Schedule C income whose preparer
  attests 2026 California estimated tax is required (generally\, expecting 
 to owe $500 or more after withholding and credits). Payments are 30% and 4
 0% in the 4th and 6th months and 30% in the 1st month after the tax year\;
  no installment is due in the 9th month. Weekend or holiday dates move to 
 the next business day.\nDue rule: 1st payment (30%): 15th day of the 4th m
 onth of the tax year\; 2nd payment (40%): 15th day of the 6th month of the
  tax year\; 4th payment (30%): 15th day of the month after the tax year en
 ds\nState legal holidays are not compiled: if this date is a state holiday
 \, the deadline moves to the next business day.\nSource: https://www.ftb.c
 a.gov/forms/2026/2026-540-es-instructions.html (retrieved 2026-09-23)\nA r
 eminder only: confirm with the source before filing. You file\; this calen
 dar reminds.
URL;VALUE=URI:https://www.ftb.ca.gov/forms/2026/2026-540-es-instructions.ht
 ml
CATEGORIES:California,estimated-tax
SEQUENCE:0
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 540-ES estimated tax — 4th payment (30%) (ca
 lendar-year Schedule C filer)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 540-ES estimated tax — 4th payment (30%) (ca
 lendar-year Schedule C filer)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ca:CA-form-100S-suspended:2026-01-01:0@filingdates.com
DTSTAMP:20260923T000000Z
DTSTART;VALUE=DATE:20270315
DTEND;VALUE=DATE:20270316
SUMMARY:California: Form 100S (suspended corporation) (calendar-year S corp
 oration)
DESCRIPTION:Applies to: A suspended S corporation filing Form 100S: due the
  15th day of the 3rd month after the tax year closes\, moved to the next b
 usiness day. FTB’s automatic extension is for corporations that are not 
 suspended\, so no extended date is shown.\nDue rule: 15th day of the 3rd m
 onth after the tax year ends\nState legal holidays are not compiled: if th
 is date is a state holiday\, the deadline moves to the next business day.\
 nSource: https://www.ftb.ca.gov/file/when-to-file/due-dates-business.html 
 (retrieved 2026-09-23)\nA reminder only: confirm with the source before fi
 ling. You file\; this calendar reminds.
URL;VALUE=URI:https://www.ftb.ca.gov/file/when-to-file/due-dates-business.h
 tml
CATEGORIES:California,income-franchise-return
SEQUENCE:0
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 100S (suspended corporation) (calendar-year S 
 corporation)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 100S (suspended corporation) (calendar-year S 
 corporation)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ca:CA-form-100S:2026-01-01:0@filingdates.com
DTSTAMP:20260923T000000Z
DTSTART;VALUE=DATE:20270315
DTEND;VALUE=DATE:20270316
SUMMARY:California: Form 100S (calendar-year S corporation)
DESCRIPTION:Applies to: An S corporation the preparer attests is not suspen
 ded\, filing Form 100S: due the 15th day of the 3rd month after the tax ye
 ar closes\; FTB allows an automatic 6-month extension to file (not to pay)
 \, to the 15th day of the 9th month. Weekend or holiday dates move to the 
 next business day. The $800 minimum franchise tax applies.\nDue rule: 15th
  day of the 3rd month after the tax year ends\nState legal holidays are no
 t compiled: if this date is a state holiday\, the deadline moves to the ne
 xt business day.\nExtended due date: 2027-09-15\nSource: https://www.ftb.c
 a.gov/file/when-to-file/due-dates-business.html (retrieved 2026-09-23)\nA 
 reminder only: confirm with the source before filing. You file\; this cale
 ndar reminds.
URL;VALUE=URI:https://www.ftb.ca.gov/file/when-to-file/due-dates-business.h
 tml
CATEGORIES:California,income-franchise-return
SEQUENCE:0
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 100S (calendar-year S corporation)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 100S (calendar-year S corporation)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ca:CA-form-565:2026-01-01:0@filingdates.com
DTSTAMP:20260923T000000Z
DTSTART;VALUE=DATE:20270315
DTEND;VALUE=DATE:20270316
SUMMARY:California: Form 565 (calendar-year general partnership\, limited p
 artnership or LLP)
DESCRIPTION:Applies to: A general partnership\, limited partnership or LLP 
 filing Form 565: due the 15th day of the 3rd month after the tax year clos
 es\, extended to the 15th day of the 10th month. Weekend or holiday dates 
 move to the next business day. The $800 annual tax owed by limited partner
 ships and LLPs is not dated here.\nDue rule: 15th day of the 3rd month aft
 er the tax year ends\nState legal holidays are not compiled: if this date 
 is a state holiday\, the deadline moves to the next business day.\nExtende
 d due date: 2027-10-15\nSource: https://www.ftb.ca.gov/file/when-to-file/d
 ue-dates-business.html (retrieved 2026-09-23)\nA reminder only: confirm wi
 th the source before filing. You file\; this calendar reminds.
URL;VALUE=URI:https://www.ftb.ca.gov/file/when-to-file/due-dates-business.h
 tml
CATEGORIES:California,income-franchise-return
SEQUENCE:0
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 565 (calendar-year general partnership\, limit
 ed partnership or LLP)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 565 (calendar-year general partnership\, limit
 ed partnership or LLP)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ca:CA-form-100-suspended:2026-01-01:0@filingdates.com
DTSTAMP:20260923T000000Z
DTSTART;VALUE=DATE:20270415
DTEND;VALUE=DATE:20270416
SUMMARY:California: Form 100 (suspended corporation) (calendar-year C corpo
 ration)
DESCRIPTION:Applies to: A suspended C corporation filing Form 100: due the 
 15th day of the 4th month after the tax year closes\, moved to the next bu
 siness day. FTB’s automatic extension is for corporations that are not s
 uspended\, so no extended date is shown.\nDue rule: 15th day of the 4th mo
 nth after the tax year ends\nState legal holidays are not compiled: if thi
 s date is a state holiday\, the deadline moves to the next business day.\n
 Source: https://www.ftb.ca.gov/file/when-to-file/due-dates-business.html (
 retrieved 2026-09-23)\nA reminder only: confirm with the source before fil
 ing. You file\; this calendar reminds.
URL;VALUE=URI:https://www.ftb.ca.gov/file/when-to-file/due-dates-business.h
 tml
CATEGORIES:California,income-franchise-return
SEQUENCE:0
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 100 (suspended corporation) (calendar-year C c
 orporation)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 100 (suspended corporation) (calendar-year C c
 orporation)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:ca:CA-form-100:2026-01-01:0@filingdates.com
DTSTAMP:20260923T000000Z
DTSTART;VALUE=DATE:20270415
DTEND;VALUE=DATE:20270416
SUMMARY:California: Form 100 (calendar-year C corporation)
DESCRIPTION:Applies to: A C corporation the preparer attests is not suspend
 ed\, filing Form 100: due the 15th day of the 4th month after the tax year
  closes\; FTB allows an automatic 7-month extension to file (not to pay)\,
  to the 15th day of the 11th month. Weekend or holiday dates move to the n
 ext business day. A short-period return follows a separate rule not covere
 d here.\nDue rule: 15th day of the 4th month after the tax year ends\nStat
 e legal holidays are not compiled: if this date is a state holiday\, the d
 eadline moves to the next business day.\nExtended due date: 2027-11-15\nSo
 urce: https://www.ftb.ca.gov/file/when-to-file/due-dates-business.html (re
 trieved 2026-09-23)\nA reminder only: confirm with the source before filin
 g. You file\; this calendar reminds.
URL;VALUE=URI:https://www.ftb.ca.gov/file/when-to-file/due-dates-business.h
 tml
CATEGORIES:California,income-franchise-return
SEQUENCE:0
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 100 (calendar-year C corporation)
TRIGGER:-P6DT15H
END:VALARM
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:California: Form 100 (calendar-year C corporation)
TRIGGER:-PT15H
END:VALARM
END:VEVENT
END:VCALENDAR