Michigan Administrative Code — Department of Treasury (tax rules)
Mich. Admin. Code R 209.7 — Business hours; commission meetings
Rule 7. (1) The office of the commission is in Lansing, Michigan and is open
from 8 a.m. to 12 noon and from 1 p.m. to 5 p.m. daily, except Saturdays, Sundays,
and legal holidays.
(2) The commission shall meet in regular session in each of 6 months each year
and at special meetings at the call of the chairman.
Source: official text