No such law was ever passed, but Indiana did come close back in 1897, apparently: http://www.straightdope.com/columns/read/805/did-a-state-legislature-once-pas

No such law was ever passed, but Indiana did come close back in 1897, apparently: http://www.straightdope.com/columns/read/805/did-a-state-legislature-once-pass-a-law-saying-pi-equals-3 http://www.straightdope.com/columns/read/805/did-a-state-leg... Apparently the trend of legislators voting for things that sounded good but that they didn't understand in the least has remained in changed for at least the past 112 years.