Updated National Insurance rates: April 2024

20 December 2024

Learn about any known issues in this release.

We have released a small update to IRIS Cascade Payroll to reflect the April 2024 National Insurance changes.

The following rates have been updated:

• National Insurance Employee Rates: Payroll > Legislation > National Insurance Legislation > Employee Rates.

Any 2024/25 payrolls ran before 9am on 13th March, will need to be re-calculated to ensure the updated NI rates are used.