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+# iw reg
+
+> Manage WLAN regulatory domains.
+> More information: <https://wireless.docs.kernel.org/en/latest/en/users/documentation/iw.html>.
+
+- Display the current regulatory domain:
+
+`iw reg get`
+
+- Set the regulatory domain according to ISO 3166-1 alpha-2:
+
+`sudo iw reg set {{US|JP|FI|...}}`
+
+- Reload the kernel's regulatory database:
+
+`sudo iw reg reload`