Background [edit]. In 1985, the DoD called for an extensive review of the education and training functions. At the same time, President Reagan established the Packard Commission to review the management of the DoD.
Itâs recommended that four hours is the longest that dogs should routinely be left alone for. Every dog will be different, dependant on how old they are and what they are used to. For example, four hours would generally be too long for a very active, young puppy.
According to FindLaw, children under 7 should never be left alone. Children 8 to 10 years of age can be left home alone for up to an hour and a half, but only during daylight or early evening hours. Children ages 11 to 12 can be left home alone for up to 3 hours. Teens over 16 can be left home alone overnight.