# File Company > Plain-English guidance on UK company filings: annual accounts to Companies House and the Company Tax Return (CT600) to HMRC. Run by Carr Accounting Studio. - Jurisdiction: United Kingdom - Review policy: A guide carries the line "Reviewed by David Carr ACA, ICAEW Chartered Accountant" only after that exact revision has an explicit David review record. Publication status alone does not imply review. Draft material is not listed here. - Source policy: Each guide identifies its primary GOV.UK, Companies House or legislation sources. The live page and its cited primary sources govern if a summary differs. - Scope: General information, not advice on a specific organisation or circumstances. ## Key guides - [Company Filing for Business Owners: Start Here](https://filecompany.co.uk/for-business-owners): Everything a UK business owner needs for company filing — what you must file, the deadlines, the account types, and the changes coming. In plain English. - [File Company for Accountants](https://filecompany.co.uk/for-accountants): Plain-English, dated and sourced UK company-filing references you can send to clients — thresholds, deadlines, the 2026 penalty uplift and the April 2028 changes. ## Filing guides - [Abridged Accounts: What They Are & the 2028 Removal](https://filecompany.co.uk/abridged-accounts): Abridged accounts are a reduced-disclosure option for small companies — and they're being removed from April 2028. What they are and what to do instead. - [CIC vs Charity: How They Differ and Which to Choose](https://filecompany.co.uk/cic-vs-charity): A CIC is a company; a charity isn't. The difference decides your regulator, your tax, your access to Gift Aid and how much freedom you have. A plain side-by-side and how to choose. - [Confirmation Statement: What It Is, When It's Due](https://filecompany.co.uk/confirmation-statement): Every UK company files a confirmation statement at least once a year — even dormant ones. What it confirms, the deadline, the £50 fee, and what happens if you don't. - [Converting a CIC to a Charity (CIO): How It Works](https://filecompany.co.uk/convert-cic-to-charity): A CIC can convert directly to a charitable incorporated organisation (CIO). Who can convert, the step-by-step process, what changes afterwards, and where an accountant comes in. - [Do Sole Traders Need to File Accounts?](https://filecompany.co.uk/sole-trader-accounts): Sole traders don't file accounts with Companies House. What you actually need to do instead — Self Assessment, deadlines and record-keeping, explained simply. - [Dormant Company Accounts: What You Must Still File](https://filecompany.co.uk/dormant-company-accounts): A dormant company still files accounts and a confirmation statement every year. What dormant actually means — to Companies House and to HMRC — and what's due. - [Filing Accounts & Tax Return Together: What Changed](https://filecompany.co.uk/combined-filing): The free joint 'file your accounts and Company Tax Return' service closed on 31 March 2026. Here's what's changed and exactly how to file each one now. - [Filing for Sole Traders, CICs and Charities](https://filecompany.co.uk/other-organisation-types): Sole traders, community interest companies and charities each file differently from a standard limited company. What applies to each organisation type, and where to start. - [Micro-Entity Accounts: Thresholds & How to File](https://filecompany.co.uk/micro-entity-accounts): Micro-entity accounts are the simplest filing for the smallest UK companies. The qualifying thresholds, what you file, and the April 2028 P&L change. - [Micro-Entity vs Abridged Accounts: Which Applies?](https://filecompany.co.uk/micro-vs-abridged): Micro-entity and abridged accounts are different things — one is a size category, one is a disclosure option. Which applies to you, and what April 2028 changes. - [MTD for Corporation Tax: Not Going Ahead](https://filecompany.co.uk/mtd-for-corporation-tax): Making Tax Digital for Corporation Tax has been scrapped — HMRC confirmed in July 2025 it won't be introduced. What that means for how your company files. - [Self Assessment vs Company Tax Return: The Difference](https://filecompany.co.uk/self-assessment-vs-company-tax-return): Self Assessment is your personal tax return; the CT600 is your company's. Which one you need, whether directors file both, and the deadlines for each. - [Small Company Accounts: Thresholds, Options & Audit](https://filecompany.co.uk/small-company-accounts): Small company accounts explained — the £15m/£7.5m/50 thresholds, your filing options, the audit exemption, and what changes in April 2028. - [What Is iXBRL? A Plain-English Guide](https://filecompany.co.uk/what-is-ixbrl): iXBRL is the tagged format UK companies use to file accounts — already required by HMRC, and required by Companies House from April 2028. What it means for you. ## Tools - [Company deadline checker](https://filecompany.co.uk/company-deadline-checker): Work out indicative accounts, tax return and Corporation Tax payment deadlines from an accounting period end date. Confirm the result against the company's records. ## About - [About File Company](https://filecompany.co.uk/about): File Company is run by Carr Accounting Studio; this page explains the guide review policy and David Carr's credentials. ## Contact - [Speak to an accountant](https://filecompany.co.uk/contact): File Company is a front door to Carr Accounting Studio, a UK accounting practice.