EET

Under the Sales Records Act, the seller is required to issue a receipt to the buyer.

The Revenue Receiver records sales in a simplified mode, ie. is obliged to register the received revenue with the tax administrator within 5 days at the latest. At the same time, he is required to register the received revenue with the tax administrator online; in the event of a technical outage, at the latest within 48 hours.

More information can be found here