The Complete Guide to UK Company Accounts — What Must Be Filed and When (2026)
UK Ltd companies must file: (1) Annual Accounts at Companies House — micro-entity, small, medium, or full accounts depending on size; (2) Corporation Tax return (CT600) with HMRC — includes full accounts.
UK Ltd companies must file: (1) Annual Accounts at Companies House — micro-entity, small, medium, or full accounts depending on size; (2) Corporation Tax return (CT600) with HMRC — includes full accounts. Deadlines: Companies House accounts within 9 months of year-end (private companies); CT600 within 12 months; CT payment 9 months + 1 day after year-end. Penalties for late Companies House filing start at £150 and double if consistently late.
Guía relacionada
Lee la guía completa de constitución de este país — estructuras, costos, impuestos, banca y visas.
Ver guía completa¿Necesitas ayuda para elegir la jurisdicción adecuada?
Usa nuestro selector de países gratuito u obtén una consulta personalizada.
This content is educational and does not constitute legal or tax advice. Always consult a qualified professional for your specific situation. Data last verified March 2026.