Fars News’ disinformation campaign "reaches across Iran’s borders, spreading rumors and lies about dissidents, human rights, labor, political activists, and intellectuals.

[7] On 15 September 2023, the United States Department of the Treasury added Fars News Agency to the Office of Foreign Assets Control (OFAC)'s Specially Designated Nationals and Blocked Persons List.

[15][16] The Iranian version copied the original word-for-word, even including a made-up quote from a fictional West Virginia resident who says he would rather go to a baseball game with Ahmadinejad because "he takes national defense seriously, and he'd never let some gay protesters tell him how to run his country like Obama does.

[17] In April 2013, the agency carried a story claiming a 27-year-old Iranian scientist had invented a time machine that allowed people to see into the future.

[23] In February 2016, Fars was one of 40 Iranian news agencies that pledged money toward the bounty against Salman Rushdie in regards to The Satanic Verses controversy.