EN
This publication is focused on the influence of companies operating in the SEZ on revenue of municipalities in which they are located. The basic problem, which will be verified to prove the importance of SSE for the municipality, which will be reflected in increased revenue for municipal income tax, corporate income and property. For analysis, a model of linear regression and statistical measures such as the arithmetic mean and median. The results of analyzes on the example of the Lodz region indicates the importance of the activitiesenterprises with special economic zone status for municipalities Lodz region. This is shown by regression analysis, which confirm the statistical significance of the parameters of the variable, which is the zone for the values of selected taxes – income communities.