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From the Town Code http://ecode360.com/10434215?highlight=sidewalk#10434215
§ 147-1
Owners of premises in which business may be conducted and which premises abut a public way shall, within 12 hours after a snowstorm, remove all accumulations of snow and ice from the sidewalk in front of said premises.
§ 147-2
[Added 12-9-1987 by Bylaw Amendment 87-114]
Whoever violates the provision of § 147-1 above shall forfeit and pay for each violation a fine not exceeding $25.