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Tax year dates and deadlines UK 2025
All the key tax year dates and deadlines you should know in the UK, including what to do if you can’t pay, or if you miss a deadline.
Get the business essentials you need to grow your small business with confidence. Download your free toolkit and dive into useful resources and actionable insights.
These businesses have been through some challenging times, including the cost-of-doing-business crisis. To be that confident, they had to get the basics right.
That's why we put this toolkit together – to help you run your business efficiently. It provides actionable resources that help you simplify essential processes, save time and feel more secure that your business is under control.
The toolkit comes in a ZIP file and consists of 7 documents that you'll need to unzip. For the best viewing experience use Microsoft Word and Microsoft Excel.
All statistics are sourced from the Sage Small Business, Big Opportunity report 2023.
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All the key tax year dates and deadlines you should know in the UK, including what to do if you can’t pay, or if you miss a deadline.
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