the minimum operating system level for the execution of the PAI/O Driver for Tape is z/OS 1.6,
	an optional FILESIZE control statement has been introduced to provide the user more explicit controls of the test file sizes employed by the PAI/O Driver for Tape,
	the PAI/O Driver for Tape program logic has been modified to ensure that SMF type 21 records are created for all volume references,
	the PAI/O Driver for Tape program logic has been modified to support the creation of the tape file inventory on a disk storage subsystem. Technical Note 0803: Exhaustive Read/Write Testing of Disk Media has been introduced,
	execution under z/OS 1.9 is now recognized and supported, and
	support for SAS 9.1 and MXG 26.01 is provided.

Version 11.A01 of the PAI/O Driver for Tape is compatible with z/OS 1.6 through 1.9.