CORPORATION TAX (CT)
Preliminary tax is due for payment one month before a company’s year-end so November 23 2024 for a company with a year-end of December 31 2024.
CT returns must be filed 9 months after a company’s year-end so September 23 2025 for a December 31 2024 year-end.
A large company with a December 31 2024 year-end must pay the first instalment of preliminary tax by June 23 2024 and the second instalment by November 23 2024.
INCOME TAX (IT)
The pay and file deadline for 2023 is October 31 2024 but this is extended to November 14 2024 if filed and paid online.
Preliminary tax for 2024 is also due on these dates.
Preliminary tax can be either 100% of the previous year’s (2023) liability or 90% of the actual tax due for 2024 to avoid interest levied by Revenue.
CAPITAL GAINS TAX (CGT)
The payment date for a CGT liability is:
- December 15 2024 for disposals between January 1 2024 and November 30 2024 and
- January 31 2025 for disposals made between December 1 2024 and December 31 2024.
These dates will apply to a company that has disposed of development land with a CGT liability.
CT on capital gains for a company will be due for payment with the CT returns.
CAPITAL ACQUISITIONS TAX (CAT)
The valuation date for CAT determines when a CAT return and any liability is due.
If the valuation date is:
- between January 1 and August 31 2024 the pay and file deadline is October 31 2024 with an extension to November 14 2024 if filed and paid online and
- between September 1 and December 31 2024 the pay and file deadline is October 31 2025.