I [name of Petitioner or representative] hereby certify that a copy hereof was [personally delivered] [mailed in a properly addressed, first-class postage pre-paid envelope] on [date] to the Commissioner of Transportation at the following address:
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____________________________
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[signature of person making service]
Within fifteen (15) days of receipt of a copy of an appeal being delivered to the Commissioner, the Commissioner shall respond and answer the allegations contained in the appeal.
Conn. Agencies Regs. § 4b-3(f)-4