In the Name of Allah, the Most Gracious, the Most Merciful.
As-Salāmu ‘Alaykum Wa-Rahmatullāhi Wa-Barakātuh.
Giving a counterfeit banknote to another person constitutes deception, and fraud. Therefore, it is impermissible to give it to someone else as payment.[1]
And Allah Ta’ala Knows Best.
Abdour-Rahmaan Lim Voon Heek
Student Darul Iftaa
Port-louis, Mauritius
Checked and Approved by,
Mufti Muhammad Zakariyya Desai.
https://iftaa.co.za/9166/using-a-counterfeit-note/