On 15 January 2020 Polish resolution authority made a decision to launch the resolution of a regional cooperative bank. The aim of the resolution was to maintain the service of local government units, considered as the critical function of the bank. The tool used was a bridge bank combined with bail-in to subordinated bonds and unguaranteed deposits, including deposits from local government units. The author is of the opinion that the write-off deposits from public entities was a substitute of the insufficient amount of liabilities contractually eligible for bail-in, served as the instrument enhancing credibility of resolution as well as protecting other creditors from excessive losses (i.e. mitigating contagion risk). The presented case of...