H.Amdt.10 - Amendment clarifies that the liability standard for non-licensees is willful and intentional; clarifies that for non-licensees to be found liable, their indecent statement must have been made knowing or having a reason to know that the statement would be broadcast; changes the reference in the bill to the "General Accounting Office" to its new name of "Government Accountability Office"; requires the FCC to look at the impact of a forfeiture penalty on an individual; requires the FCC's annual indecency enforcement report to include data going back to 2000; requires the GAO's indecency enforcement report to include data going back to 2000; and requires the FCC to update its broadcast indecency enforcement guidelines at least every 3 years.