Donation Box for Clubs and Associations: Keeping Cash Donations Secure and Observing the Four-Eyes Principle

At the club fête, at the information stand, in the clubhouse: cash ends up in a tin, a jar or a cardboard box. In the evening, someone counts it alone and takes the money to the bank. What is missing is not good will, but a procedure that protects the treasurer. This article shows what guides for clubs and associations require for the cash box and how a lockable donation box with two locks puts that into practice day to day.

What is expected of the treasurer

The treasurer keeps the club's funds and cash book, collects subscriptions and other income and prepares the annual accounts. For the cash box, three rules apply, which the guide "Kassenwart im Verein" by seismart (a German online guide for clubs, 2026 edition) summarises as follows:

• "The cash box must never be negative." A negative balance indicates booking errors or shortfalls.
• "Every expense should be countersigned by the treasurer or another authorised person." That is the four-eyes principle.
• Receipts must be retained, for at least ten years in the case of charitable associations.

Then there is the cash audit: at least two auditors who are not members of the committee check the cash book, receipts and cash holdings. When the cash box is handed over to a successor, the Verbandsbüro (a German advisory service for associations; guide "Kassenübergabe im Verein", 22.08.2025) recommends a handover record listing all cash holdings, signed by both parties, and a "two-person cash principle" in ongoing operations.

On liability: under § 31a BGB (German Civil Code), volunteer committee members are liable to the association only in cases of gross negligence or intent. Even so, nobody wants to be in the position of having to explain a shortfall they did not cause.

Where cash donations become a problem

Donations at a stand or in the club bar have no receipt. Nobody knows how much was in the tin before it was emptied. If one person opens, counts and pays in alone, in the end it is their word against any suspicion. It is precisely this situation that leads to disputes in clubs, even when everything was done correctly.

The solution is not distrust of the treasurer, but a container that enforces the four-eyes principle: it can only be opened when two people are present at the same time.

Donation box with two locks

The donation box with corner slot, four-eyes principle is built for exactly this procedure. Two locks secure the door, and it can only be opened with both keys together. One key is held by the treasurer, the second by the chair or an auditor. Emptying therefore automatically takes place in pairs, and the record (date, amount, two signatures) is written in a minute.

Further features that count in a donation box for a club:

• Deposit slot 10 × 100 mm for coins and notes, with an anti-fishing device to prevent money being fished out.
• Steel housing to VDMA 24992 (a German VDMA standard sheet for safes), security level A: 3 mm wall, 6 mm door, 300 × 180 × 150 mm, 8 kg.
• Wall anchoring with the supplied fixing material. A box that can be carried away is no protection.
• Insurance rating of up to around 1,500 euros; the exact value depends on the insurer.

For small sites there is the donation box with corner slot with one lock and two keys (200 × 180 × 100 mm, around 5 kg), and for outdoor areas and unsupervised locations the heavy-duty donation box made of 5 mm steel with ten fixing points. One customer rightly notes there: for concrete or masonry, suitable heavy-duty anchors are needed.

All models are listed in the category Offertory boxes and collection.

A procedure that fits any club's rules

1. Deposit: Every cash donation goes straight into the box, not into a trouser pocket and not into the petty cash.
2. Emptying in pairs: The treasurer and the second key holder open the box together, count, enter the amount in the cash book and both sign.
3. Paying in: The counted amount is paid into the club's bank account, and the paying-in slip is filed with the count record.
4. Cash audit: The auditors see the count records and paying-in slips side by side; gaps are immediately apparent.
5. Handover: When the treasurer changes, the box is emptied jointly, the balance is recorded in the handover record and the key is handed over.

Conclusion

The four-eyes principle appears in almost every guide to club finances, but often fails in practice: who is supposed to be present every time the donation tin is emptied? A donation box with two locks resolves this without discussion. The treasurer is protected, the auditors have records, and donors know that their money is not sitting in a cardboard box.

Sources: seismart, "Kassenwart im Verein: Aufgaben & Pflichten" (2026 edition) · Verbandsbüro, "Kassenübergabe im Verein: sicher & stressfrei" (22.08.2025) · § 31a BGB (liability of volunteer committee members) · Product details: product pages diadorn.de, as at 02.10.2026.