BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Mizan Accounting & Audit//Vergi Takvimi//TR
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:Mizan Accounting & Audit — Tax calendar
X-WR-TIMEZONE:Europe/Istanbul
BEGIN:VEVENT
UID:edefter-gv-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260410
DTEND;VALUE=DATE:20260411
SUMMARY:Deadline: e-Ledger upload (income taxpayers) (December 2025 perio
 d)
DESCRIPTION:December 2025 period\nLedger and berat files of income taxpay
 ers who upload monthly. If quarterly upload was chosen\, deadlines follow
  the quarter end.\nRule: The 10th of the 4th month after the month concer
 ned\nhttps://mizan.temasitesi.org/en/legislation/tax-calendar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:e-Ledger upload (income taxpayers)
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:edefter-kv-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260414
DTEND;VALUE=DATE:20260415
SUMMARY:Deadline: e-Ledger upload (companies and others) (December 2025 p
 eriod)
DESCRIPTION:December 2025 period\nLedger and berat files of corporate and
  other taxpayers who upload monthly.\nRule: The 14th of the 4th month aft
 er the month concerned\nhttps://mizan.temasitesi.org/en/legislation/tax-c
 alendar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:e-Ledger upload (companies and others)
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:damga-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260427
DTEND;VALUE=DATE:20260428
SUMMARY:Deadline: Stamp duty return (March 2026 period)
DESCRIPTION:March 2026 period\nFor regular taxpayers who pay stamp duty b
 y return. Payment is due on the same day.\nRule: The 26th of the followin
 g month\nOriginal deadline 26 April 2026\; moved to the first working day
  because of a holiday.\nhttps://mizan.temasitesi.org/en/legislation/tax-c
 alendar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:Stamp duty return
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:muhtasar-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260427
DTEND;VALUE=DATE:20260428
SUMMARY:Deadline: Withholding and social security return (MUHSGK) (March 
 2026 period)
DESCRIPTION:March 2026 period\nIncome tax withheld from wages\, freelance
  fees and rent\, together with the insured employee report\, in one retur
 n. The withheld tax is paid on the same day.\nRule: The 26th of the follo
 wing month (filing and payment)\nOriginal deadline 26 April 2026\; moved 
 to the first working day because of a holiday.\nhttps://mizan.temasitesi.
 org/en/legislation/tax-calendar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:Withholding and social security return (MUHSGK)
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:kdv-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260428
DTEND;VALUE=DATE:20260429
SUMMARY:Deadline: VAT return (KDV-1\, KDV-2) (March 2026 period)
DESCRIPTION:March 2026 period\nMonthly return of VAT payers and of those 
 withholding VAT. The declared tax is paid on the same day.\nRule: The 28t
 h of the following month (filing and payment)\nhttps://mizan.temasitesi.o
 rg/en/legislation/tax-calendar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:VAT return (KDV-1\, KDV-2)
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:babs-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260430
DTEND;VALUE=DATE:20260501
SUMMARY:Deadline: Form Ba and Form Bs (March 2026 period)
DESCRIPTION:March 2026 period\nMonthly report of purchases (Ba) and sales
  (Bs) of goods and services above the set threshold.\nRule: Last day of t
 he following month\nhttps://mizan.temasitesi.org/en/legislation/tax-calen
 dar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:Form Ba and Form Bs
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:bagkur-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260430
DTEND;VALUE=DATE:20260501
SUMMARY:Deadline: Self-employed premiums (4/b) (April 2026 period)
DESCRIPTION:April 2026 period\nPremium of the self-employed (sole proprie
 tors\, company partners\, freelancers) for the current month.\nRule: Last
  day of the same month\nhttps://mizan.temasitesi.org/en/legislation/tax-c
 alendar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:Self-employed premiums (4/b)
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:sgk-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260430
DTEND;VALUE=DATE:20260501
SUMMARY:Deadline: Social security premiums (4/a) (March 2026 period)
DESCRIPTION:March 2026 period\nEmployers pay the premiums for the previou
 s month.\nRule: Last day of the following month\nhttps://mizan.temasitesi
 .org/en/legislation/tax-calendar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:Social security premiums (4/a)
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:kurumlar-202604-en@mizan.temasitesi.org
DTSTAMP:20261111T215949Z
DTSTART;VALUE=DATE:20260430
DTEND;VALUE=DATE:20260501
SUMMARY:Deadline: Corporate income tax return (Year 2025)
DESCRIPTION:Year 2025\nAnnual filing and payment for companies whose acco
 unting period is the calendar year. For special accounting periods the de
 adline follows the period end.\nRule: Last day of the 4th month after the
  period (30 April)\nhttps://mizan.temasitesi.org/en/legislation/tax-calen
 dar
TRANSP:TRANSPARENT
BEGIN:VALARM
ACTION:DISPLAY
TRIGGER:-P2D
DESCRIPTION:Corporate income tax return
END:VALARM
END:VEVENT
END:VCALENDAR