This title, referred to in text, is title I of Pub. L. 111–148, Mar. 23, 2010, 124 Stat. 130, which enacted this chapter and enacted, amended, and transferred numerous other sections and notes in the Code. For complete classification of title I to the Code, see Tables.

Section effective for plan years beginning on or after Jan. 1, 2014, see section 1255 of Pub. L. 111–148, set out as a note under section 300gg of this title.