1. Short title This Act may be cited as the Social Security Disability Fairness Act of 2017 . 2. Phased-in payment of SSDI benefits during the waiting period for the terminally ill (a) In general Section 223 of the Social Security Act ( 42 U.S.C. 423 ) is amended— (1) in subsection (a)— (A) in paragraph (1), in the matter following subparagraph (E), by striking or (ii) and inserting (ii) subject to paragraph (2)(B), for each month beginning with the first month during all of which the individual is determined under subparagraph (D) of subsection (d)(2) to be under a disability and in which he becomes so entitled to such insurance benefits, or (iii) ; (B) in paragraph (2)— (i) in subparagraph (A), by striking or at the end; (ii) by redesignating subparagraph (B) as subparagraph (C); (iii) in subparagraph (C), as so redesignated, by striking (ii) and inserting (iii) ; and (iv) by inserting after subparagraph (A) the following new subparagraph: (B) in any case in which clause (ii) of paragraph (1) of this subsection is applicable, the first month for which the individual becomes entitled to such disability insurance benefits, subject to the phase-in percentage period described in paragraph (3)(A), or ; and (C) by adding at the end the following new paragraph: (3) (A) For purposes of paragraph (2)(B), in any case in which clause (ii) of paragraph (1) of this subsection is applicable, an individual's disability insurance benefit for the earliest period of consecutive calendar months throughout which the individual has been entitled to such insurance benefits shall be equal to the product of the benefit amount determined under paragraph (2)(B) (as determined before application of this paragraph) and— (i) for the first calendar month, 50 percent; (ii) for the second calendar month, 75 percent