An authorization configuration method, comprising: receiving, by a terminal device, authorization configuration information, wherein the authorization configuration information comprises emergency communication service authorization indication information associated with an identifier of at least one sub-network supported by a cell, wherein receiving, by the terminal device, the authorization configuration information comprises: delivering, by an access stratum of the terminal device, the received authorization configuration information to a non-access stratum of the terminal device, wherein a configuration granularity of the authorization configuration information comprises at least one of following: a PLMN identifier granularity; an SNPN identifier granularity; a CAG identifier granularity; a temporary network identifier granularity; an access-control-related network identifier granularity, and wherein the authorization configuration information of the SNPN identifier granularity, the temporary network identifier granularity or the access-control-related network identifier granularity comprises at least one of following: at least one of multiple SNPN identifiers, multiple temporary network identifiers, and multiple access-control-related network identifiers supported by the cell associated with one piece of emergency communication service authorization indication information; each SNPN identifier, each temporary network identifier or each access-control-related network identifier supported by the cell associated with one piece of emergency communication service authorization indication information. receiving, by a terminal device, authorization configuration information, wherein the authorization configuration information comprises emergency communication service authorization indication information associated with an identifier of at least one sub-network supported by a cell, wherein receiving, by the terminal device, the authorization configuration information comprises: delivering, by an access stratum of the terminal device, the received authorization configuration information to a non-access stratum of the terminal device, wherein a configuration granularity of the authorization configuration information comprises at least one of following: a PLMN identifier granularity; an SNPN identifier granularity; a CAG identifier granularity; a temporary network identifier granularity; an access-control-related network identifier granularity, and wherein the authorization configuration information of the SNPN identifier granularity, the temporary network identifier granularity or the access-control-related network identifier granularity comprises at least one of following: at least one of multiple SNPN identifiers, multiple temporary network identifiers, and multiple access-control-related network identifiers supported by the cell associated with one piece of emergency communication service authorization indication information; each SNPN identifier, each temporary network identifier or each access-control-related network identifier supported by the cell associated with one piece of emergency communication service authorization indication information. delivering, by an access stratum of the terminal device, the received authorization configuration information to a non-access stratum of the terminal device, wherein a configuration granularity of the authorization configuration information comprises at least one of following: a PLMN identifier granularity; an SNPN identifier granularity; a CAG identifier granularity; a temporary network identifier granularity; an access-control-related network identifier granularity, and a PLMN identifier granularity; an SNPN identifier granularity; a CAG identifier granularity; a temporary network identifier granularity; an access-control-related network identifier granularity, and wherein the authorization configuration information of the SNPN identifier granularity, the temporary network identifier granularity or the access-control-related network identifier granularity comprises at least one of following: at least one of multiple SNPN identifiers, multiple temporary network identifiers, and multiple access-control-related network identifiers supported by the cell associated with one piece of emergency communication service authorization indication information; each SNPN identifier, each temporary network identifier or each access-control-related network identifier supported by the cell associated with one piece of emergency communication service authorization indication information. at least one of multiple SNPN identifiers, multiple temporary network identifiers, and multiple access-control-related network identifiers supported by the cell associated with one piece of emergency communication service authorization indication information; each SNPN identifier, each temporary network identifier or each access-control-related network identifier supported by the cell associated with one piece of emergency communication service authorization indication information.