Iowa Code
Chapter 714G - CONSUMER CREDIT SECURITY
Section 714G.9 - Written confirmation.

714G.9 Written confirmation.
After a security freeze is in effect, a consumer reporting agency may post a name, date of birth, social security number, or address change in a consumer credit report provided written confirmation is sent to the consumer within thirty days of posting the change. For an address change, written confirmation shall be sent to both the new and former addresses. Written confirmation is not required to correct spelling and typographical errors.
2008 Acts, ch 1063, ยง9