Armed Career Criminal Sentencing Act of 2010 - Amends the federal criminal code to revise provisions relating to the sentencing of repeat offenders who commit a serious drug offense or a violent crime using a firearm that is punishable by imprisonment for a term of more than one year. Requires the United States Attorney prosecuting a repeat offender to file a written notice of the previous convictions being relied upon to obtain an increased sentence against such offender.
Directs the United States Sentencing Commmission to review and amend federal sentencing guidelines and policy statements to reflect the amendments made by this Act.