1 – 21 March

Corporation Tax:

Preliminary tax for APs ending between 1 – 30 April 2012

1 – 21 March

Corporation Tax:

First installment of preliminary tax for “Large Companies” with a financial year ending between 1 – 30 September 2012

1 – 21 March

Corporation Tax:

Returns for APs ending between 1 – 30 June 2011

1 – 21 March

Corporation Tax:

Pay balance due on APs ending between 1 – 30 June 2011

1 – 31 March

Corporation Tax:

Returns of Third Party Information for APs ending between 1 – 30 June 2011

31 March

Income Tax:

Deadline for claiming separate assessment for the year 2012.

31 March

Income Tax:

Deadline for nominating assessable spouse for 2012.

31 March

Income Tax:

Return of Share Awards, Share Options and other Rights and Other Securities for 2011

14 April

PAYE/PRSI:

P30 monthly return and payment for March 2012. P30 quarterly return and payment for January/March 2012

14 April

PSWT:

F30 monthly return and payment for March 2012

14 April

RCT:

RCT30 monthly return and payment for March 2012

14 April

DWT:

Return and payment of DWT for March 2012

Note:

Where returns and payments (corporation tax – preliminary tax, annual CT1 return, balancing payment; VAT – VAT3 Return, VAT due; RCT – Monthly RCT30 Return, RCT due; PAYE/PRSI monthly return filing/payment) are made electronically, the return and payment deadlines are extended to the 23rd 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.