national term:
Tillatt bebygd areal (T-BYA)
national definition:Mål for grad av utnyttelse gitt i byggeforskriftene, cf. tetthet.
Tillatt bebygd areal angir bygningens maksimale grunnflate i prosent av tomtearealet.
tetthet
english term:
Permitted built area ratio(T-BYA)
english definition:Measure of the degree of plot exploitation recommended in the Subordinate legalization of the Planning and Building Act.
Permitted built area ratio is the maximum land area covered by the building in per cent of the plot area, cf. Built-up density.

Belarus
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Germany
Latvia
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