IC 35-47-1-6
"Handgun"
Sec. 6. "Handgun" means any firearm:
(1) designed or adapted so as to be aimed and fired from one (1)
hand, regardless of barrel length; or
(2) any firearm with:
(A) a barrel less than sixteen (16) inches in length; or
(B) an overall length of less than twenty-six (26) inches.
As added by P.L.311-1983, SEC.32.
Over 4" IS allowed but only by persons with an active prescription for Viagra.I've have been told that the barrel length of any gun you can legally CC in Indiana is 4 inches. Any truth to that ?