WASHINGTON, June 5 (Reuters) - The U.S. Department of the Treasury on ‌Friday called on U.S. banks ‌to detect and report identity theft, payroll fraud ​and other illicit activities tied to people not authorized to work in the United States, following President Donald Trump's executive ‌order last ⁠month directing financial institutions to increase their scrutiny of non-citizens' banking ⁠activities.

• A Treasury advisory lists 18 red-flag indicators aimed at identifying "suspicious ​activity connected ​to fraud ​schemes involving the ‌unlawful employment of unlawful aliens"

• Treasury warns of labor brokers, complicit employer schemes, particularly in agriculture, construction, domestic service and hospitality industries

• Regulators urge ‌banks to scrutinize ​Individual Taxpayer Identification Numbers (ITINs)

• ​Advisory issued ​by Treasury’s Financial Crimes ‌Enforcement Network (FinCEN), Federal Deposit Insurance ​Corporation, Office ​of the Comptroller of the Currency and the National Credit Union ​Administration ‌in coordination with the Internal Revenue ​Service

(Reporting by Susan Heavey, Editing ​by William Maclean)