This is announced by Bäder, Sport und Freizeit GmbH (BSF).

According to the BSF, the following must be brought along for a visit:
1. proof of vaccination or recovery,
2. a certificate of a negative PoC rapid test (max. 24h old) or a PCR test (max. 48h old) and
3. identity card.

Digital vaccination cards may not be shown as a screenshot.

FFP2/KN95/N95 masks are compulsory in all buildings.

Physiotherapy in the Thermalsolbad:
The 2G rule and FFP2 mask requirement apply for medically necessary treatments.