14.6% general rate + 2.99% supplementary rate · Employer and employee each pay half of the contribution.
AOK NordWest is a General local fund (AOK) based in Dortmund. At 2.99%, its supplementary rate is 0.38 percentage points below the average of all statutory funds (3.37%). Since the beginning of 2022 the fund has adjusted its supplementary rate 3 times, most recently on 01/01/2026 by +0.2 percentage points to 2.99%.
| Valid from | Supplementary rate | Change |
|---|---|---|
| 01/01/2026 | 2.99 % | ▲ +0.2 % |
| 01/01/2025 | 2.79 % | ▲ +0.9 % |
| 01/01/2023 | 1.89 % | ▲ +0.19 % |
| 01/01/2022 | 1.7 % | – |
Data starts in January 2022 – the oldest rate may have applied earlier.
The cheapest statutory health insurance fund is currently BKK BPW Wiehl with a supplementary rate of 1.8% – 1.19 percentage points less than AOK NordWest. The examples show the savings when switching:
| Gross salary / month | Savings / month | Savings / year |
|---|---|---|
| €2,500.00 | €14.88 | €178.56 |
| €3,500.00 | €20.83 | €249.96 |
| €4,500.00 | €26.78 | €321.36 |
| €6,000.00 | €34.58 | €414.96 |
Employee share – the employer saves the same amount on top. Above the contribution assessment ceiling (5,812.5 € gross/month) the savings do not grow any further; tax effects are not taken into account. Not every fund is open to every employee or in every federal state.
Relevant for employers: the levies for continued pay during sickness (U1, selectable reimbursement rates) and maternity (U2).
| Levy rate | Reimbursement | |
|---|---|---|
| U1 (sick pay) | 2.75 % | 70 % |
| U1 (sick pay) | 2.29 % | 60 % |
| U1 (sick pay) | 4.09 % | 80 % |
| U1 (sick pay) | 1.69 % | 50 % |
| U2 (maternity) | 0.44 % | 100 % |
| Valid from | U1 rates | U2 |
|---|---|---|
| 01/01/2026 | 2.75 · 2.29 · 4.09 · 1.69 % | 0.44 % |
| 01/01/2025 | 3.2 · 2.7 · 4.6 · 2 % | 0.44 % |
| 01/01/2024 | 3.4 · 2.9 · 4.6 · 2.4 % | 0.5 % |
| 07/01/2023 | 3.4 · 2.9 · 4.6 · 2.4 % | 0.66 % |
| 01/01/2023 | 3.2 · 2.7 · 4.4 · 2.2 % | 0.66 % |
| 08/01/2022 | 3 · 2.5 · 4.2 · 2 % | 0.66 % |
| 01/01/2022 | 2.6 · 2.1 · 3.8 · 1.6 % | 0.66 % |
Data starts in January 2022 – the oldest rate may have applied earlier.
Supplementary rates of all funds, updated daily and with history – as a REST API for your application.
The calculator runs on the real Lohnica API – with the daily-updated supplementary rate of AOK NordWest.
The supplementary rate of AOK NordWest is currently 2.99% (valid since 01/01/2026). Together with the general contribution rate of 14.6%, the total contribution is 17.59%.