Which Forms Does UK Corporate Tax Filing Require? 2026 CT600, Corporation Tax From 19% and How Late Penalties Are Calculated
UK corporate tax filing is not as complex as it seems, but dates and documents still matter. This guide explains 2026 rate bands, the filing and payment deadlines, CT600 and self-assessment logic, and saving space through expense deductions and capital allowances, with real cases on a penalty from a forgotten date, plus penalties from GBP 100 for late filing.