A User Equipment, UE, for wireless communication, the UE comprising: at least one memory; and at least one processor coupled with the at least one memory and configured to cause the UE to: transmit, to a location server of a mobile wireless communication network, a set of capabilities related to ultra-wideband, UWB, positioning for the UE in response to a request from the location server for the set of capabilities, the set of capabilities used to determine at least one UWB positioning method for performing UWB positioning of the UE; receive, from the location server, UWB assistance data to perform UWB positioning in response to a request for assistance information, the assistance information comprising the at least one UWB positioning method for performing UWB positioning; and transmit, to the location server, a UWB measurement and location information report for the UE using the at least one UWB positioning method associated with at least one of a set of timing-based and a set of angular-based UWB measurements in response to a request from the location server for the UWB measurement and location information report; and the UE being characterized by the at least one processor being configured to cause the UE to: determine information for potential causes of error for one or more of a UWB configuration and a position estimate for the UE, transmit, to the location server, the determined information for the potential causes of error; and receive, from the location server, UWB-specific error information associated with one or more of the UWB configuration and the position estimate for correcting the potential causes of error. at least one memory; and at least one processor coupled with the at least one memory and configured to cause the UE to: transmit, to a location server of a mobile wireless communication network, a set of capabilities related to ultra-wideband, UWB, positioning for the UE in response to a request from the location server for the set of capabilities, the set of capabilities used to determine at least one UWB positioning method for performing UWB positioning of the UE; receive, from the location server, UWB assistance data to perform UWB positioning in response to a request for assistance information, the assistance information comprising the at least one UWB positioning method for performing UWB positioning; and transmit, to the location server, a UWB measurement and location information report for the UE using the at least one UWB positioning method associated with at least one of a set of timing-based and a set of angular-based UWB measurements in response to a request from the location server for the UWB measurement and location information report; and the UE being characterized by the at least one processor being configured to cause the UE to: determine information for potential causes of error for one or more of a UWB configuration and a position estimate for the UE, transmit, to the location server, the determined information for the potential causes of error; and receive, from the location server, UWB-specific error information associated with one or more of the UWB configuration and the position estimate for correcting the potential causes of error. transmit, to a location server of a mobile wireless communication network, a set of capabilities related to ultra-wideband, UWB, positioning for the UE in response to a request from the location server for the set of capabilities, the set of capabilities used to determine at least one UWB positioning method for performing UWB positioning of the UE; receive, from the location server, UWB assistance data to perform UWB positioning in response to a request for assistance information, the assistance information comprising the at least one UWB positioning method for performing UWB positioning; and transmit, to the location server, a UWB measurement and location information report for the UE using the at least one UWB positioning method associated with at least one of a set of timing-based and a set of angular-based UWB measurements in response to a request from the location server for the UWB measurement and location information report; and the UE being characterized by the at least one processor being configured to cause the UE to: determine information for potential causes of error for one or more of a UWB configuration and a position estimate for the UE, transmit, to the location server, the determined information for the potential causes of error; and receive, from the location server, UWB-specific error information associated with one or more of the UWB configuration and the position estimate for correcting the potential causes of error.