Self Assessment FAQs

This section covers the commonly asked questions by customers along with answers to get you back on track

How to add supplementary pages in SA100
Navigation: Self Assessment >> Client >> Action >> Edit  >> + Supplementary Form >> Check the relevant form and the same woul...
Fri, 17 May, 2024 at 11:55 AM
Income Tax reporting - 2024/2025
CGT changes   On 30 October 2024, the Chancellor announced in-year changes to the rates that apply to capital gains arising on assets other than residenti...
Mon, 3 Mar, 2025 at 10:55 AM
How to get your client to pay their Self Assessment bill through PAYE
If you owe less than £3,000 for the tax year, HMRC can attempt to collect this underpaid tax by adjusting your PAYE tax code (e.g. through your wages or pen...
Wed, 3 Sep, 2025 at 9:41 AM
Process to Follow for HMRC Connect - Self Assessment
Please refer to the user guides below for the complete HMRC Connect process. The attached image shows the data that will be pulled from HMRC into Capium.  ...
Thu, 27 Nov, 2025 at 3:06 PM
How Do I Claim Private Residence Relief (PRR)in Capium?
This is to inform you that you need to update box 6 with the net gains after deducting any kind of relief that you want to claim. Also, please update the co...
Thu, 27 Nov, 2025 at 3:04 PM
How to File Self Assessment for a Deceased Person?
This is to formally notify you that there is currently no designated section available to update the assessee regarding the date of death. Therefore, you ma...
Thu, 27 Nov, 2025 at 3:03 PM
How Do Class-2 National Insurance Contributions Work in Self Assessment for the Tax year 2024-25?
This is to notify you that the NIC calculations are presented in the computations in accordance with HMRC guidelines, based on the self-employment profits r...
Thu, 27 Nov, 2025 at 3:01 PM
Where to Update a Business Ceased Date in Self Assessment?
To update the cessation date of your business, please navigate to the Self Employment page >> Business Details >> Box 7 (Full form)/Box 6 (Short...
Thu, 27 Nov, 2025 at 2:47 PM
How Can I Add Voluntary Class 2 NIC in Self Assessment?
Please adhere to the following steps for the addition of Voluntary Class 2 National Insurance Contributions. 1. Deselect the Auto Calculate Class 2 NIC ...
Thu, 27 Nov, 2025 at 2:48 PM
How to Claim Rent a Room Relief in Self Assessment ?
If you are receiving the error message ""There is an entry in box [PRO37], box [PRO4] must be absent. Please amend the incorrect entry."  ...
Thu, 27 Nov, 2025 at 2:48 PM