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How to set up a UK subsidiary in 2026: legal structure, tax registration and compliance explained

For international companies expanding into the United Kingdom, one of the first structural decisions is whether to operate through a UK branch or to set up a UK subsidiary. Although UK subsidiary registration can be completed relatively quickly, the underlying structural decisions determine how risk, tax exposure and governance operate within the group. This guide…

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Companies House personal codes and identity verification in 2026 explained for UK directors and PSCs

Identity verification is no longer optional for UK company directors and people with significant control. As part of Companies House reform, individuals who verify their identity now receive a personal code that must be used for filings and confirmations. For UK directors, overseas founders and corporate service providers, understanding how the Companies House personal code…

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UK late filing penalties explained: deadlines, fines and how to stay compliant in 2026

Filing annual accounts on time is one of the most basic compliance obligations for UK companies and LLPs. Yet every year, thousands of businesses miss their deadlines and receive automatic late filing penalties from Companies House. In 2026, the consequences of late filing are becoming more serious. Alongside financial penalties, directors now face increased scrutiny…

UK tax system

UK tax system in a nutshell

Navigating the UK tax system can be complex—especially for entrepreneurs, small business owners, and freelancers who are managing accounting and compliance responsibilities on top of running a business. To help simplify the process, this blog post provides an up-to-date overview of how the UK tax system works. From VAT and corporation tax to PAYE and…

Companies House identity verification 2026

Companies House identity verification deadlines 2026: When directors and PSCs must verify

Identity verification at Companies House is no longer a background compliance task. It is tied to fixed deadlines that, if missed, can block filings and put your company in breach of UK requirements. This guide explains exactly when identity verification is required, how the deadlines differ for directors, PSCs and overseas companies, and how to…

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UK limited company registration 2026: Non-resident guide

Registering a UK limited company (Ltd) is still fast, but the rules around identity verification, registered office “appropriateness”, and public disclosure are stricter than many older guides suggest. This 2026 walkthrough focuses on the practical steps that prevent rejection and set you up for clean compliance from day one. UK company formation 2026: What changed…

Taxes

Overview of taxes in 2026 – Estonia, Finland, Sweden, UK and Lithuania

Our tax consultation team has put together a simple comparison table of the primary corporate and personal taxes in Estonia, Lithuania, Sweden, Finland and UK. These tables are to be considered informative and general. Please note that tax rates can change. In case of further questions, feel free to contact us via email at estonia@1office.co…