The question is quite complex. You can contact your bank to solve this problem by applying a credit holiday or postponing loan payments due to force majeure.
Citizens must provide the following documents to the employer for military record keeping:
conscripts - registration certificate;
conscripts - military ID or temporary ID;
reservists - military card.
A Ukrainian who is legally in Poland and has a PESEL tax identification number can create a business of any organizational and legal form under the same conditions as a Polish citizen.
In order to issue a PESEL number, it is necessary to submit a corresponding application to any commune administration in Poland.