Teva plans to conduct a consumer-education program, and indicated it is willing to audit whether stores are following the age requirement, the agency said.

NPR: FDA: Morning-After Pill OK For Ages 15 And Up

From time to time a prize may have an age requirement.

BBC: The Eavesdrop: Terms & Conditions

The outbreak lead to a requirement that at age 10, before entering the seventh grade, kids must have a Pertussis booster shot.

CNN: Opting out of vaccinations could get tougher in California

Three years later, Judge Korman, who has presided over the litigation for years, ordered the FDA to drop the prescription requirement for women age 17 as well.

WSJ: Judge Eases Restrictions on Plan B Emergency Contraceptive

He proposed a requirement that school-age girls be vaccinated against the human papillomavirus (HPV), but the public immediately pushed back and the governor dropped it.

FORBES: Is Gov. Rick Perry Running for President?

In Northern Ireland, schools have to teach languages to age 16, but can "opt out" of this requirement.

BBC: More primaries teaching languages

Meetings are open to men above the age of 15 or 16, regardless of ethnicity, religion or status, with the basic requirement that members be of honest families, be trustworthy and respectful of their elders, and not gamble or display public drunkenness.

UNESCO: Culture

The requirement of physical delivery of a paper prospectus is not in keeping with the modern digital age.

FORBES: Challenges to 401ks Continue: A Conversation with Fred Barstein, CEO of 401kExchange (February 15, 2008 )

Barstein: The requirement of physical delivery of a paper prospectus is not in keeping with the modern digital age.

FORBES: Another Perspective on the Shifting 401(k) Landscape: David Witz of Fiduciary Risk Assessment LLC (March 20,2008)