HR-Glossar

Arbeitgeberzuschuss zum Mutterschaftsgeld (employer top-up to maternity benefit)

How the German employer top-up to maternity benefit is calculated, why it is tax-free and how the U2 reimbursement works.

1. What is Arbeitgeberzuschuss zum Mutterschaftsgeld (employer top-up to maternity benefit)?

The employer top-up to maternity benefit closes the gap between the maternity benefit paid by the health insurance fund and the employee's previous net pay. It ensures that no loss of income arises economically during the protection periods before and after the birth. The legal basis is Section 20 MuSchG.

The calculation is a difference: the daily net pay is set against the daily amount which Section 20 MuSchG names as the limit of maternity benefit. What lies above that, the employer pays. Where net pay lies below it, no top-up arises.

The top-up is therefore not a discretionary benefit and not a voluntary enhancement but a statutory duty to pay – and one that applies regardless of the size of the business and the length of service.

2. Origin and development

Maternity protection law has always separated two payments: the health insurance fund pays maternity benefit as a social security benefit, the employer tops it up to the usual net. The reason for this construction lies in the prohibition on working: during the protection periods work is not permitted, so no entitlement to pay arises – without the top-up, protecting the mother would be an economic burden on her.

So that this duty does not become an obstacle to hiring, the employer does not bear it economically: through the U2 levy scheme under the Expenditure Compensation Act it is reimbursed in full. This is financed from levy contributions paid by all employers – the individual business pays into a pool rather than carrying the cost case by case.

That levy is why all employers take part in the U2 scheme, including large ones – unlike the U1 levy for sickness costs, which is tied to the size of the business.

3. Core principles and how it works

A difference calculation, not a percentage

The top-up is the difference between daily net pay and the amount named in Section 20 MuSchG. It therefore grows with pay and has no upper limit of its own.

The net of the last three processed months governs

The basis is the average daily net pay of the last three processed calendar months before the protection period begins. One-off payments are left out – they distort the average without reflecting ongoing living costs.

Free of tax and of contributions

The top-up is exempt under Section 3 EStG and is not remuneration within the meaning of Section 14 SGB IV. Neither wage tax nor social security contributions arise.

But: the progression proviso

Under Section 32b EStG maternity benefit and the top-up raise the tax rate on the rest of the income and trigger a compulsory tax return. Tax-free does not mean without tax consequences – an additional payment is the rule, not the exception.

Full reimbursement through U2

Under the Expenditure Compensation Act the health insurance fund reimburses the employer the top-up in full. Economically it is carried by employers collectively, not by the individual business.

4. Who is Arbeitgeberzuschuss zum Mutterschaftsgeld (employer top-up to maternity benefit) relevant for?

- Pregnant employees and those giving birth – for them the top-up is the decisive part of their income during the protection periods. - All employers – the duty depends on neither the size of the business nor the length of the employment. - Payroll – the reference period, the net calculation, the reimbursement claim and the reporting for the progression proviso come together with them. - Employees in marginal employment – the entitlement arises for them too; the reimbursement runs through the Minijob-Zentrale rather than the health insurance fund. - HR – they coordinate protection periods, prohibitions on working and the move into parental leave.

5. How it differs from related terms

- Top-up and maternity benefit – maternity benefit is paid by the health insurance fund, the top-up by the employer. Two payers, two legal bases, one economic result. - Top-up and maternity protection pay – maternity protection pay under Section 18 MuSchG applies on an individual prohibition on working outside the protection periods. It is ordinary pay, fully taxable and contributory – unlike the top-up. - Top-up and continued pay during sickness – continued pay follows the EFZG, is taxable and is reimbursed only in part and only where the business takes part in the U1 scheme. - Top-up and parental allowance – parental allowance is a family benefit after the birth and has nothing to do with the employment relationship; maternity benefit and the top-up are, however, set against it.

6. Variants and adaptations

Three constellations depart from the basic calculation and belong checked individually:

- Employees with no entitlement to statutory maternity benefit – privately insured employees, for instance, or those covered as family members. They receive maternity benefit from the Federal Office for Social Security up to a limited total; the employer top-up is nevertheless calculated on the same difference logic. - Marginal employment – entitlement and calculation stay the same; the reimbursement runs through the Minijob-Zentrale as the competent collection agency. - A prohibition on working before the protection period – maternity protection pay under Section 18 MuSchG applies first. It is taxable and contributory and is likewise reimbursed through U2 – so the payroll treatment looks entirely different.

7. Advantages and challenges

Advantages

  • Employees keep their usual net pay economically during the protection periods
  • Free of tax and contributions, so every euro works in full
  • Economically neutral for the employer – U2 reimburses in full
  • The duty depends on no headcount threshold and no qualifying period
  • Financing through the levy prevents maternity protection becoming a hiring risk

Challenges

  • The progression proviso regularly leads to tax bills nobody expects
  • Working out the daily net from three months is error-prone, particularly with fluctuating pay
  • For employees without statutory maternity benefit the calculation is a different one and is often overlooked
  • The boundary with maternity protection pay under Section 18 MuSchG is frequently confused in payroll
  • The reimbursement has to be claimed – it does not arrive by itself

8. Best practices for implementation

Delimit the reference period cleanly

What governs are the last three processed calendar months before the protection period begins, without one-off payments. Including the current month, or a one-off payment, produces a wrong daily rate – and that runs through the entire protection period.

Explain the progression proviso in writing

A note with the first payslip of the protection period costs nothing and prevents the most common disappointment: a tax bill on a benefit announced as tax-free.

Claim the U2 reimbursement with the payroll run, not afterwards

The reimbursement claim belongs in the same operation as the payroll run. As a separate step at month end it gets left – and ties up liquidity for no reason.

Check privately insured employees early

Whether maternity benefit comes from the statutory fund or from the Federal Office for Social Security changes the calculation. That question belongs at the start of the protection period, not in a correction run.

9. Tips for employers and employees

For employers

  • **The U2 reimbursement is full** – the top-up does not burden the business economically
  • **Three processed months, no one-off payments** – the most common calculation error
  • **Maternity protection pay is something else** – Section 18 MuSchG produces taxable pay
  • **Minijob-Zentrale rather than health insurance fund** – for marginal employment the reimbursement runs there

For employees

  • **Tax-free does not mean without consequences** – the progression proviso raises the rate on your other income
  • **Set money aside** – a tax bill in the following year is the rule
  • **Claim maternity benefit in good time** – the employer top-up presupposes the fund's payment
  • **Privately insured? Settle it early** – the Federal Office for Social Security then pays, and the calculation differs

10. Conclusion

The employer top-up to maternity benefit is a difference calculation with three peculiarities that regularly cause trouble in practice. First the reference period: three processed months without one-off payments – most calculation errors arise here. Second the progression proviso: the benefit is tax-free but raises the rate on the rest of the income, and the resulting bill catches employees unprepared. Third the boundary with maternity protection pay under Section 18 MuSchG, which is taxable and contributory pay and is processed entirely differently.

For the employer the top-up is economically neutral: the U2 scheme reimburses it in full. That is not a side point but the load-bearing idea of the construction – it is meant to prevent maternity protection becoming a reason not to hire someone. A group cost model that carries the top-up as an expense is overstating the cost of employing people in Germany.

Sources

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