Related to Grandfather rule:grandfather clause,Grandfathered in Grandfather Clause A portion of a statute that provides that the law is not applicable in certain circumstances due to preexisting facts. Grandfather clauses, which were originally intended to prevent black people from voting, were named ...
Related to Grandfather rule:grandfather clause,Grandfathered in Grandfather clause A provision included in a new rule orregulationthatexemptsa business that is already conducting business in the area addressed by the regulation frompenaltyorrestriction. ...
Related to Grandfather rule:grandfather clause,Grandfathered in grandfather clause n. 1.A provision in a statute that exempts an activity or item from new regulations that would otherwise prevent engagement in that activity or use of that item. ...