Preliminary forecasting metodol. of prodn. of H2SO4 and solvent-based paints in 2015-2030 by extrapolation, partial least squared regression and singular spectrum anal. was presented. A slight decrease in the prodn. of H2SO4 and a mild increase in the prodn. of paints in Poland were predicted. The forecast were made in order to est. atm. pollutant emissions in the context of the Convention on long-range transboundary air pollution.