Scope Purpose The scope of this Supplement is J-STD-101@ Joint ATIS/TIA CMAS Federal Alert Gateway to CMSP Gateway Interface Specification. The purpose of this Supplement is to provide modifications to support the removal of the embedded references restriction for Wireless Emergency Alert (WEA) alert message and for errata to the Joint ATIS/TIA CMAS Federal Alert Gateway to CMSP Gateway Interface Specification. Upon publication@ this Supplement shall be used in conjunction with J-STD-101 and its associated published Supplements A and B.