[Code of Federal Regulations] [Title 42, Volume 2] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 42CFR407.1] [Page 262-263] TITLE 42--PUBLIC HEALTH CHAPTER IV--CENTERS FOR MEDICARE & MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES PART 407_SUPPLEMENTARY MEDICAL INSURANCE (SMI) ENROLLMENT AND ENTITLEMENT --Table of Contents Subpart A_General Provisions Sec. 407.1 Basis and scope. Subpart A_General Provisions Sec. 407.1 Basis and scope. 407.2 General description of program. 407.4 Basic requirements for entitlement. Subpart B_Individual Enrollment and Entitlement for SMI 407.10 Eligibility to enroll. 407.11 Forms used to apply for enrollment under Medicare Part B. 407.12 General enrollment provisions. 407.14 Initial enrollment period. 407.15 General enrollment period. 407.17 Automatic enrollment. 407.18 Determining month of automatic enrollment. 407.20 Special enrollment period related to coverage under group health plans. 407.22 Request for individual enrollment. 407.25 Beginning of entitlement: Individual enrollment. 407.27 Termination of entitlement: Individual enrollment. 407.30 Limitations on enrollment. 407.32 Prejudice to enrollment rights because of Federal Government misrepresentation, inaction, or error. Subpart C_State Buy-in Agreements 407.40 Enrollment under a State buy-in agreement. 407.42 Buy-in groups available to the 50 States, the District of Columbia, and the Northern Mariana Islands. 407.43 Buy-in groups available to Puerto Rico, Guam, the Virgin Islands, and American Samoa. 407.45 Termination of State buy-in agreements. 407.47 Beginning of coverage under a State buy-in agreement. 407.48 Termination of coverage under a State buy-in agreement. 407.50 Continuation of coverage: Individual enrollment following end of coverage under a State buy-in agreement. Authority: Secs. 1102 and 1871 of the Social Security Act (42 U.S.C. 1302 and 1395hh). Source: 53 FR 47204, Nov. 22, 1988, unless otherwise noted. [[Page 263]] (a) Statutory basis. The supplementary medical insurance (SMI) program is authorized by Part B of title XVIII of the Social Security Act. (1) Section 1831 of the Act establishes the program. (2) Sections 1836 and 1837 set forth the eligibility and enrollment requirements. (3) Section 1838 specifies the entitlement periods, which vary depending on the time and method of enrollment and on the basis for termination. (4) Section 1843 sets forth the requirements for State buy-in agreements under which States may enroll, and pay the SMI premiums for, eligible individuals who are also eligible for cash assistance or Medicaid. (5) Section 104(b) of the Social Security Amendments of 1965 (Pub. L. 89-87) specifies the limitations that apply to certain aliens and persons convicted of subversive activities. (b) Scope. This part sets forth the eligibility, enrollment, and entitlement requirements and procedures for supplementary medical insurance. (The rules about premiums are in part 408 of this chapter.)