Part One
GENERAL PART
Chapter VII
EVIDENCE
2. Evidentiary Actions
ΕΎ) Checking Accounts and Suspicious Transactions
Temporary Suspension of a Suspicious Transaction
Article 146
If the conditions referred to in Article 143 paragraph 1 of this Code are fulfilled and if there are grounds for suspicion that a suspect is performing the transaction referred to in Article 145 paragraph 1 of this Code, acting on a written and reasoned request of the public prosecutor the judge for preliminary proceedings may order a bank or other financial organisation to temporarily suspend the performance of a suspicious transaction.
The measure of temporary suspension referred to in paragraph 1 of this Article may last no longer than 72 hours, and in case the duration of the measure encompasses holidays, may on an order of the court be extended by a maximum of another 48 hours.
The bank or another financial organisation is required to maintain as a secret the data that it has acted in accordance with paragraph 1 of this Article.
Other forms of cooperation
Freezing of assets - national proceedings
EDIT.