Welcome to the Companies Registration Office Ireland

The Companies Registration Office (the CRO) is the central repository of public statutory information on Irish companies, business names, and limited partnerships

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Peak Filing 2026: Two weeks to go

11 November 2026
We are two weeks away from Peak Filing. Companies with an Annual Return date of 30 September have until 25 November to file with the CRO. We strongly advise you to file now/as soon as you can, as the numbers filing their Returns on CORE will continue to increase the closer we get to the
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Please be Alert of Scammers using CRO Letterhead

9 November 2026
It has come to the attention of the Registrar of Companies that several business owners and officers have reported receiving correspondence purportedly from Raisin Ireland, advertising corporate deposit accounts. The correspondence appears to be printed on Companies Registration Office (CRO) headed paper. Please be advised that these letters are not from, or in any way
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Peak Filing 2026: 19 days to go

6 November 2026
November is the peak filing month for the CRO. Companies with an Annual Return Date of 30 September have a filing deadline of 25 November. With 19 days left, we strongly advise you to file now, don’t leave it too late. Published 06/11/2026
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