A gateway mobile location center (GMLC) may include processor(s) and memory storing instructions. The instructions, when executed by the processor(s), may cause the GMLC to perform operations that include receiving, from a location services (LCS) client, a request for a capability of a positioning service level for a wireless device. The operations may also include receiving, from a network function, a second message indicating at least one of: a positioning capability of the wireless device; and a positioning capability of at least one base station. The operations may further include determining the capability of the positioning service level for the wireless device, based on the second message. The operations may additionally include sending, by the GMLC to the LCS client, a response that includes the capability of the positioning service level. The capability of the positioning service level may include a parameter indicating an absolute or a relative positioning.