Identifies the COMMON LANGUAGE IAC code for the customer of the SSPC.
NOTE 1: The format and structure of this field is defined in the ANSI approved standard, ATIS-0300251, Codes for Identification of Service Providers for Information Exchange.
NOTE 2: This code is established prior to the submission of the ASR.
VALID ENTRIES: IAC Code
NOTE 1: Valid IAC codes are outlined within Telcordia Technologies practice BR 751-100-112.
USAGE: This field is conditional.
NOTE 1: Optional when the PCACT field is populated, otherwise prohibited.
DATA CHARACTERISTICS: 3 alpha characters
EXAMPLE: U T C