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Internal Revenue Bulletin:  2011-31 

August 1, 2011 


Table of Contents

Notice 2011-59 Notice 2011-59

Weighted average interest rate update; corporate bond indices; 30-year Treasury securities; segment rates. This notice contains updates for the corporate bond weighted average interest rate for plan years beginning in July 2011; the 24-month average segment rates; the funding transitional segment rates applicable for July 2011; and the minimum present value transitional rates for June 2011.

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