2012 K-1’s are no longer available online. To obtain a copy please call the Tax Package Support number below..
2013 K-1’s were available online on February 28, 2014 and mailed on March 5, 2014.
Williams Partners L.P.
Tax Package Support
PO Box 799060
Dallas, TX 75379
For more information click here
Download Generic information sent in April 2013 to 2011 WPZ unitholders regarding agreement reached with the IRS