1. Short title This Act may be cited as the Mandate Relief Act of 2017 . 2. Modifications to exemption to requirement to maintain health coverage (a) Exemption for individuals with a household income less than the national median and for individuals with excessive premium increases Section 5000A(e) of the Internal Revenue Code of 1986 is amended by striking paragraphs (1) and (2) and inserting the following: (1) Individuals with household incomes below the national median Any applicable individual for any month if the applicable individual has a household income for the taxable year which is less than the national median household income for the most recent calendar year. (2) Individuals with excessive premium increases Any applicable individual for any month during a calendar year if such applicable individual resides in a State in which either— (A) the average premium for self-only coverage for the second lowest cost silver plan within the State for such calendar year is more than 10 percent greater than the average premium for self-only coverage for the second lowest cost silver plan within the State for the preceding calendar year, or (B) the average premium for family coverage for the second lowest cost silver plan within the State for such calendar year is more than 10 percent greater than the average premium for family coverage for the second lowest cost silver plan within the State for the preceding calendar year. . (b) Additional exemptions Section 5000A(e) of the Internal Revenue Code of 1986 is amended by adding at the end the following new paragraph: (6) Individuals in areas with fewer than 2 issuers offering plans on an exchange (A) In general Any applicable individual for any period during a calendar year if there are fewer than 2 health insurance issuers offering qualified health plans on an Exchange for such period in the county in which the applicable individual resides. (B) Aggregation rules For purposes of subparagraph (A), all health insurance issuers treated as a single employer under