; and (B) by inserting after subparagraph (A) the following new subparagraph: (B) Section 1902(a)(25) (relating to third party liability). . (2) Mandatory reporting Section 1902(a)(25)(I)(i) of the Social Security Act ( 42 U.S.C. 1396a(a)(25)(I)(i) ), as amended by subsection (a)(5), is further amended— (A) by striking (and, at State option, child and inserting and child ; and (B) by striking title XXI) and inserting title XXI . (d) Training on third party liability Section 1936 of the Social Security Act ( 42 U.S.C. 1396u–6 ) is amended— (1) in subsection (b)(4), by striking and quality of care and inserting , quality of care, and the liability of responsible third parties (as defined in section 1902(nn)) ; and (2) by adding at the end the following new subsection: (f) Third party liability training With respect to education or training activities carried out pursuant to subsection (b)(4) with respect to the liability of responsible third parties (as defined in section 1902(nn) for payment for items and services furnished under State plans (or under waivers of such plans)) under this title, the Secretary shall— (1) publish (and update on an annual basis) on the public Internet website of the Centers for Medicare & Medicaid Services a dedicated Internet page containing best practices to be used in assessing such liability; (2) monitor efforts to assess such liability and analyze the challenges posed by that assessment; (3) distribute to State agencies administering the State plan under this title information related to such efforts and challenges