Two articles comparing tattoos to abortion in Washington D.C.
You'll be amazed to find out which one may require a 24-hour waiting period.
http://www.lifeissues.org/thelatestnews.html
http://www.nationalrighttolifenews.org/news/2013/09/24-hour-waiting-periods-ok-for-tattoos-but-not-for-women-contemplating-an-abortion/