Provides the requirements for the helical-scan recording method and the Digital Data Storage (DDS) recorded format of a 3.81-mm (0.150-in) magnetic tape cartridge to be used for information interchange between information processing systems. Information interchange between information processing systems requires the use of this standard in conjunction with the unrecorded tape and cartridge requirements provided by the American National Standard for Information Systems - Unrecorded Helical-Scan Digital Computer Tape Cartridge for Information Interchange, 3.81-mm (0.150-in), ANSI X3.206-1993.