You may have seen the headlines in the business press recently about landmark reforms to Companies House rules.
If you run a limited company, then the way that you report information to Companies House, including your annual accounts, is changing in the next few years.
Companies House has made a clear strategic commitment to become a fully digital filing organisation.
This means the days of filing accounts on paper or through its web-based portal are now numbered.
The exact date of these changes being implemented continues to change, as Companies House is continuing to review these reforms.
Nevertheless, businesses should give themselves plenty of time to prepare for this fundamental shift to ensure your company is ready.
So, what exactly is changing at Companies House?
Currently, more than four million sets of accounts are filed each year, making it one of the most significant ongoing compliance requirements for businesses in the UK.
Whether you are trading currently or not, as a limited company, you must file a set of annual accounts with Companies House.
As you are aware, failing to submit accounts with Companies House may result in fines or lead to questions about the credibility of your business.
At the moment, companies file their accounts in the following ways:
- Using specialist software;
- Via Companies House's own web-based systems, including WebFiling and the Find and Update Company Information service;
- Through the joint filing service with HMRC known as Company Accounts and Tax Online; or
- By posting a paper filing
Companies House has made it clear that its direction of travel is firmly towards a single route – specialist software only.
Over 65 per cent of companies are already filing using software and Companies House has been working with software providers to develop the infrastructure that will eventually make software the only available method.
When the legislation is fully in place, web-based filing and paper filing will no longer be available to you.
Companies House have said that companies will receive at least 21 months’ notice to prepare for these changes, which were originally due to be implemented from 1 April 2027.
What is driving this change?
The primary driver behind this shift is the Economic Crime and Corporate Transparency Act, which received significant attention as it passed through Parliament and has wide-reaching implications for how businesses interact with Companies House.
Among its many provisions, the Act gives Companies House the power to mandate how accounts are filed, which is something the organisation previously lacked.
This is important because it means the move to software-only filing is not simply a preference or a pilot programme.
It is a legislative direction with statutory backing. Companies House intends to use this power to implement a phased, incremental transition away from paper and web-based filing entirely.
Why software filing is actually a significant improvement
It would be easy to read "mandatory software filing" as red tape by another name, but the case for this change is genuinely compelling for the following reasons:
- Accuracy and reliability – Software filing significantly reduces the likelihood of errors at the point of submission. Built-in validation checks catch common mistakes before a filing is rejected, saving businesses the time and frustration of having to refile.
- Speed and efficiency – For accountants and agents filing on behalf of multiple clients, software offers a far more streamlined process than web-based or paper filing, particularly as the volume and complexity of accounts information grows.
- Better data quality – One of the most significant technical benefits of software filing is the ability to tag accounts data electronically. This means that the information filed becomes far more searchable, analysable and useful to anyone who accesses the public register. For lenders, investors, suppliers, and regulators, this represents a significant improvement in the quality of information available, which will, in many cases, support companies that file.
- Fraud prevention – This is arguably the most important systemic benefit. Better-structured, digitally filed accounts are far easier for Companies House's intelligence service to scrutinise. Mandating software filing is a direct response to the need to reduce fraudulent activity on the register.
We fully appreciate that the change to online filing won’t be welcomed by all, but it is happening and is clearly a reasoned approach from Companies House.
What you should be doing right now
The software needed to make this transition exists and is already in use by many companies. In fact, you may already be compliant depending on the software that you use.
If you use an accountant or agent to file your accounts, the most straightforward action is to have a quick conversation with them.
Ask whether they are already filing your accounts via software, and if not, discuss the steps needed to get there.
Most accountancy practices are already well equipped for software filing, and making the switch for your accounts should be a straightforward process.
If you file your own accounts, you will need to identify a suitable software package before web-based filing is discontinued for your account type.
Companies House provides guidance on approved software options or you could speak with an accountant for guidance.
For most businesses, the practical impact of this change will be minimal, especially if their accountant is already filing digitally.
For those who are not yet there or who are unsure of the impact of this change, the window to get ready is open now.
If you would like support and guidance on complying with this new Companies House requirement, please speak to our experienced team at Scholes.



