Order No. 1421/2004 on electromagnetic fields (0 Hz-300 GHz) basic levels of population exposure. Country/Territory Portugal Document type Regulation Date 2004 Source FAO, FAOLEX Original source Diário Da República — I Série-B, No. 275 — 23 November 2004, pp. 6834 - 6838. Subject Energy, Environment gen. Keyword Classification/declassification Policy/planning Radiation Pollution control Emissions Environmental standards Standards Protection of environment Geographical area Europe, Europe and Central Asia, European Union Countries, North Atlantic, North-East Atlantic, Southern Europe Abstract This Order approves the basic restrictions for electromagnetic fields (0 Hz-300 GHz) basic levels of population exposure. The Annex provides the basic restrictions and the standard levels. Full text Portuguese