1 Nov

LPT:

Liability date for 2018

14 Nov

Income tax:

ROS pay and file extension

14 Nov

CAT:

ROS pay and file extension

14 Nov

PAYE/PRSI:

P30 monthly return and payment for Oct17

14 Nov

PSWT:

F30 monthly return and payment for Oct 17

14 Nov

DWT:

Return and payment for Oct 17

23 Nov

VAT:

Monthly VAT 3 return and payment (if due) for the period Oct together with a Return of Trading Details where the accounting period ends in Oct

23 Nov

VAT:

Bi-monthly VAT 3 return and payment (if due) for the period Sept-Oct together with a Return of Trading Details where the accounting period ends in Oct

23 Nov

VAT:

Annual VAT 3 return and payment (if due) for the period Oct to Sept together with a Return of Trading Details where the accounting period ends in Sept

1–23 Nov

Corporation Tax:

PT for APs ending between 1–31 Dec 17

1–23 Nov

Corporation Tax:

First instalment of preliminary tax for “Large Companies with a financial year ending between 1–31 May 18

1–23 Nov

Corporation Tax:

Returns for APs ending between 1–28 Feb 17

1–23 Nov

Corporation Tax:

Balance due on APs ending between 1–28 Feb 17

1–30 Nov

Corporation Tax:

Returns of Third Party Information for APs ending between 1–28 Feb 17

23 Nov

RCT:

RCT monthly return and payment for Oct17

25 Nov

LPT:

Deadline for confirming payment method for 2018

Note:

Taxpayers subject to mandatory e-filing must file their returns and make payments electronically. Where returns and payments are made electronically, the return and payment deadline are extended to the 23^rd day of the month. Where the filing and payment requirements are not made by the extended deadline, interest will run from the normal deadline and not the extension date.
The extended filing deadline for income tax and capital acquisitions tax where the taxpayer both pays their relevant tax liabilities and files the relevant tax return via Revenue Online Service (ROS) is 14 November 2017.