Dyfed-Powys Police is investigating a burglary at Santander Bank at High Street, Newtown.
Sometime between 1:13am and 1:20am this morning (Friday, March 22) the ATM was attacked from inside the bank.
The scale of the theft is being determined.
Police remain at the scene. House-to-house, CCTV, and other enquiries are ongoing.
If you are deaf, hard of hearing, or speech impaired text the non-emergency number on 07811 311 908. Quote reference: 24000275747.
Alternatively, contact the independent charity Crimestoppers anonymously by calling 0800 555111, or visiting crimestoppers-uk.org.