There is a section of HMRC’s manuals that deals specifically with how you can view the rules for measuring profits of specific trades. The list includes over 50 different trades as diverse as actors, athletes, barristers, bookmakers, motor
If you make Self-Assessment payments on account, you will no doubt be aware that the second instalment for 2018-19 is due on 31 July 2019. The amount due for payment is usually the same as the first payment on account made on 31 January 2019.
If your personal details change, you may be required to notify HMRC as this can affect your entitlement to certain tax breaks and or benefits.
For example, you need to tell HMRC if:
you get married or form a civil partnership
You can use the Digital Disclosure Service (DDS), if you need to make a voluntary disclosure of income or other taxable events that have not previously been reported to HMRC.
Other current HMRC campaigns that facilitate disclosure by taxpayers,