2 articles tagged with Class 1a ni.
P11D(b) is the employer declaration of Class 1A NI on benefits in kind. Deadline 6 July 2026, payment by 22 July. How to file, what's covered, and how payrolling avoids it.
The P11D deadline for 2025/26 is 6 July 2026. Here is everything employers need to know about reporting benefits and expenses and paying Class 1A National Insurance.