U.S. Justice Department: Does Neighborhood Watch reduce crime? Neighborhood Watch programs became popular in the 1970s and 1980s; by 2000, roughly 40% of the U.S. residential population was covered by such citizen crime-watching programs.
Definition of actuarial. 1  1 : of or relating to actuaries. 2  2 : relating to statistical calculation especially of life expectancy.
An actuarial valuation is required biennially for employers with membership of 200 or more employees, terminated employees who will be eligible for benefits, and retired employees and beneficiaries receiving benefits.