Please begin here - even if you're familiar with other online guides. Select the 'Support during coronavirus' link below for the latest guidance. Or select the 'Welcome' link to get started with the guide.
This section tells you about what we mean by 'allowable', how to separate private and business use and what to do about expenses before your business has even started.
Find out what we mean by revenue 'day to day' expenses and some of the typical allowable business expenses.
Here we tell you about claiming allowable expenses on larger items that you use in your business.
This section is all about using flat rates for certain expenses rather than working out the business part of some expenses.
Find useful weblinks and also the top FAQs taken from customers on our self-employed webinars.