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Internal Revenue Bulletin:  2013-16 

April 15, 2013 


Table of Contents

Notice 2013-23 Notice 2013-23

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 March 2013; the 24-month average segment rates; the funding transitional segment rates applicable for March 2013; and the minimum present value transitional rates for February 2013. The rates in this notice reflect certain changes implemented by the Moving Ahead for Progress in the 21st Century Act, Public Law 112-141 (MAP-21).

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