Combat Human Trafficking Act of 2014

Combat Human Trafficking Act of 2014 - Amends the federal criminal code, with respect to sex trafficking of children, to: (1) subject to criminal prosecution buyers, as well as sellers, of commercial sex involving sex trafficking victims; (2) provide that in prosecutions of sex trafficking crimes, the government is not required to prove that a sex trafficking defendant knew or recklessly disregarded the fact that a victim was under age 18; (3) equalize the period of supervised release for sex trafficking offenders convicted of conspiracy; (4) expand wiretap authority for investigating crimes related to sex trafficking, including slavery, involuntary servitude, and forced labor; (5) grant crime victims the right to be informed in a timely manner of any plea agreement or deferred prosecution agreement; and (6) require an appellate court to apply ordinary standards of review in reviewing appeals filed by crime victims.   

Requires the Director of Justice Statistics in the Department of Justice (DOJ) to prepare and report annually on: (1) the rates of arrests by state law enforcement officers for sex trafficking crimes involving buyers of commercial sex involving sex trafficking victims, and (2) prosecutions and convictions for such crimes in state courts.

Directs the Attorney General to ensure that DOJ anti-human trafficking training programs, including programs for federal, state, or local law enforcement officers, include technical training on effective methods for investigating and prosecuting buyers of commercial sex involving sex trafficking victims.