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The extension form and instructions are available on Revenue Online.
Find more information about filing an extension on the Corporate Activity Tax page, in the FAQ section.
Find more information on filing extensions for Corporation Excise and Income Tax.
Learn more about filing extensions if you are a Centrally assessed company.
Find more information on filing extensions for Fiduciary Income Tax in the FAQ section.
To learn more about filing an extension for Transit self employment tax please visit the FAQ section.
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