Workers living in Northern Ireland who have received the new Covid-19 Pandemic Unemployment Payment have been asked by the Department of Employment Affairs and Social Protection to return the money.
The €350 a week social welfare payment is only available to laid-off employees and self-employed workers who are resident in the State.
However, RTÉ's Morning Ireland programme understands some applicants who work in the Republic but live in Northern Ireland have been given the payment.
An office worker, living in Co Armagh but working for 15 years in Co Monaghan, told the programme she was unaware of the restrictions when she filled out the online application. "I didn't know you had to be a resident of the Republic and I put in my address