The READme.txt file contains:
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These files accompany IEEE Std 1622-2011, the IEEE Standard for 
Electronic Distribution of Blank Ballots for Voting Systems.
For more information, see

http://standards.ieee.org/findstds/standard/1622-2011.html

Some are borrowed or derived with permission from the sample files 
provided for the Election Markup Language (EML) by OASIS.

The samples here are illustrative non-normative examples that 
validate correctly with the schema.

They are provided for aiding understanding of possible use patterns 
that can be supported using the standard.

These files are (c) 2011 IEEE.  All rights reserved.  Permission is 
granted to create derivative works that are conformant with this 
standard.  Permission is also granted to create derivative works in 
expository materials.  Permission is also granted to OASIS to 
republish these files as part of international standardization.
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