When Norges Bank's headquarters were moved from Trondheim to Oslo, the Bank's new building at 4 Bankplassen was completed in 1906 after drawings by architect Ingvar Hjorth.
Ketika kantor pusat Norges Bank dipindahkan dari Trondheim ke Oslo, bangunan baru di Jalna Bankplassen nomor 4 selesai dibangun pada tahun 1906 dengan desain arsitek Ingvar Hjorth.