The United States imposed sanctions on Iranian officials - including the attorney general and senior military officials - for their involvement in the violence against the demonstrators.
This American step is the latest that Washington has taken in response to the measures taken by Iran in the face of the protests that were sparked by the death of the young woman, Mahsa Amini, while she was in custody of the morality police last September.
The US Treasury said in a statement that it had imposed sanctions on Iran's public prosecutor, Mohammad Montazeri, accusing him of directing the courts to issue harsh sentences to many of those arrested during the protests.
Sanctions were also imposed on Iran's Ayman Sanat Zaman Fara, which the Treasury Department said makes equipment for Iranian law enforcement forces, including armored vehicles used in crowd "suppression".
Other officials targeted by the sanctions include Hassan Hassanzadeh, who the US Treasury Department said is the commander of the Iranian Revolutionary Guard forces in Tehran, Moein Muslim, who Washington has accused of overseeing efforts to control and monitor Iranians' activities on the Internet as head of the Basij unit concerned with cyberspace, and Hossein Maroufi, deputy coordinator. Basij.
"We condemn the Iranian regime's extensive use of violence against its own people who are defending their human rights," said Treasury Undersecretary for Terrorism and Financial Intelligence Brian Nelson in the statement.
Under Wednesday's sanctions, any assets in the United States of the targeted persons are frozen, Americans are generally prohibited from dealing with them, and those who engage in certain transactions with the targets also face sanctions.
And at the beginning of this December, Muhammad Jaafar Montazeri announced the abolition of the morality police, which was established in 2006 and concerned with the application of wearing the veil.