What this checker is for
Identity verification is becoming another Companies House date to keep straight. For existing directors, the practical trigger is the next confirmation statement due date. For PSC-only individuals, the public record only gives you a birth month, so the best public check is the 14-day window starting on the first day of that month.
Use this page to work out whether a company needs attention. If you are reviewing more than a handful of companies, the sensible next step is to move from one-off checks to monitored lists and alerts.