42 C.F.R. § 408.27 Rounding the monthly premium.
Title 42 - Public Health
Any monthly premium that is not a multiple of 10 cents is rounded to the nearest multiple of 10 cents, and any odd mulitple of 5 cents is rounded to the next higher multiple of 10 cents. [52 FR 48115, Dec. 18, 1987; 53 FR 4159, Feb. 12, 1988]
Title 42: Public Health
PART 408—PREMIUMS FOR SUPPLEMENTARY MEDICAL INSURANCE
Subpart B—Amount of Monthly Premiums
§ 408.27 Rounding the monthly premium.

