The paper is devoted to the regulation of natural and artificial lighting, the harmonization of nighttime lighting requirements for residential and public buildings in order to prevent the total illumination of windows of residential buildings from outdoor lighting (from the roadway, dynamic video advertising lighting installations, etc.) with the current sanitary legislation and other industry regulatory and methodological documents. An optimization of a number of standards on the basis of scientific data is carried out.We calculated the maximum allowable brightness of advertising video screens. The materials of the study were laws and regulations of the Russian Federation. The obtained results will allow to avoid ambiguous interpretation and application of regulatory and methodological documents in practice.