English to Italian Bus/Financial Law: Taxation & Customs federalismo fiscale in Spagna

Stiamo in ambito di federalismo fiscale in Spagna, vi riporto uno stralcio in cui viene utilizzata la parola: The tendency is the contrary in the Tax on Wealth Transfers and Legal Acts, where all the autonomous communities have raised one point the rates established in the state regulation of the tax.

Come tradurreste state regulation?
Grazie infinite