Practice Compliance Utilities

Free UK Compliance & Deadline Tools

Fast, zero-fluff calculators built for small UK accounting firms, bookkeepers, and limited company directors. No sign-up required.

Most Popular

UK Statutory Filing Deadline Calculator

Instantly calculate exact statutory filing deadlines for Companies House Annual Accounts, Confirmation Statements (CS01), HMRC CT600 Returns, and Corporation Tax payments.

Companies HouseHMRC CT600Annual Accounts
Compliance Guide

Companies House Late Filing Penalty Estimator

Estimate statutory late filing penalties under the Companies Act 2006 for private limited companies and PLCs, including consecutive late filing multipliers and valid appeal criteria.

Late PenaltiesCompanies Act 2006Appeals

Tracking statutory deadlines for 15 to 150 clients?

Don't calculate dates one by one in spreadsheets. FilingKeeper automatically monitors HMRC and Companies House dates for all your clients in one unified dashboard.