The decision by the outgoing Biden administration will send a signal of goodwill to Syria’s new Islamist rulers. A spokesperson for the U.S. Treasury did not immediately respond to a request for comment. U.S. officials have met several times with members of the ruling administration, led by former Al Qaeda affiliate Hayat Tahrir al-Sham (HTS), since a lightning rebel offensive brought a sudden end to decades of Assad family rule on Dec. 8.