1. Short title This Act may be cited as the Seniors’ Security Act of 2017 . 2. Use of Consumer Price Index for the Elderly for cost-of-living adjustments of social security benefits (a) In general Section 215(i)(1) of the Social Security Act ( 42 U.S.C. 415(i)(1) ) is amended by adding at the end the following new subparagraph: (H) the term Consumer Price Index means the Consumer Price Index for Elderly Consumers (CPI–E, as published by the Bureau of Labor Statistics of the Department of Labor). . (b) Application to pre-1979 law (1) In general Section 215(i)(1) of the Social Security Act as in effect in December 1978, and as applied in certain cases under the provisions of such Act as in effect after December 1978, is amended by adding at the end the following new subparagraph: (D) the term Consumer Price Index means the Consumer Price Index for Elderly Consumers (CPI–E, as published by the Bureau of Labor Statistics of the Department of Labor). . (2) Conforming change Section 215(i)(4) of the Social Security Act ( 42 U.S.C. 415(i)(4) ) is amended by inserting and by section 2 of the Seniors’ Security Act of 2017 after 1986 . (c) Publication of Consumer Price Index for Elderly Consumers The Bureau of Labor Statistics of the Department of Labor shall prepare and publish the index authorized by section 191 of the Older Americans Amendments Act of 1987 ( 29 U.S.C. 2 note) for each calendar month, beginning with July of the calendar year following the calendar year in which this Act is enacted, and such index shall be known as the Consumer Price Index for Elderly Consumers . (d) Effective date The amendments made by this section shall apply to determinations made with respect to cost-of-living computation quarters (as defined in section 215(i)(1)(B) of the Social Security Act ( 42 U.S.C. 415(i)(1)(B) )) ending on or after September 30 of the second calendar year following the calendar year in which this Act is enacted. 3. Use of Consumer Price Index for the Elderly for cost-of-living adjustments of Federal annuities