The Taliban has ordered barbers in Helmand province to 'stop following American styles' and has warned of punishment for beard cutting.
'No one has a right to complain,' said the notice posted in the blood-soaked province, warning that shaving was not tolerated by Sharia law.
Similar instructions have been issued to barbers in Kabul, sources told the BBC.
Requests for quiffs, mohawks, and crew cuts were commonplace under the American-backed government but since the Taliban seized power last month people have been living in fear.
The jihadists shot dead four 'kidnappers' on Saturday before hanging their bodies from cranes in the streets of Herat province.
A barber cuts shaves a beard at a shop in Khost, in eastern Afghanistan last Thursday. Barbers across the country have stopped shaving beards as per orders from the Taliban
Taliban fighters are pictured in Kabul on Sunday. They have long beards as they interpret Islamic texts to say that shaving is forbidden
A barber shop in Khost advertising clean-shaven styles, as well as trendy, short modern hair cuts
'The fighters keep coming and ordering us to stop trimming beards,' one barber in Kabul told the BBC. 'One of them told me they can send undercover inspectors to catch us.'
Another, who runs one of the capital's biggest shops, said he was called by a government official who warned him to 'stop following American styles' and not to trim or shave the beard.
During the Taliban's first stint in power from 1996 to 2001, the hardliners banned flamboyant hairstyles and insisted men grow beards.
After they were ousted, being clean-shaven was often considered a sign of modernity, including in the relatively
