github.com/mattn/go@v0.0.0-20171011075504-07f7db3ea99f/lib/time/README (about)

     1  The zoneinfo.zip archive contains time zone files compiled using
     2  the code and data maintained as part of the IANA Time Zone Database.
     3  The IANA asserts that the database is in the public domain.
     4  
     5  For more information, see
     6  http://www.iana.org/time-zones
     7  ftp://ftp.iana.org/tz/code/tz-link.htm
     8  http://tools.ietf.org/html/rfc6557
     9  
    10  To rebuild the archive, read and run update.bash.