; and (5) age 65 or older. (e) Special election period Notwithstanding sections 1852(e)(2)(C) and 1860D–1(b)(1)(B)(iii) of the Social Security Act ( 42 U.S.C. 1395w–21(e)(2)(C) ; 1395w–101(b)(1)(B)(iii)), an eligible Medicare beneficiary may, other than during the annual, coordinated election periods under such sections— (1) discontinue enrollment in a Medicare Advantage plan not participating in the CBI–SNP demonstration program and enroll in an eligible MA plan participating in such program if the beneficiary resides in the participating plan's service area