This special investigative measure of cross-border surveillance is not specifically regulated by a specific law.
According to national legislation, secret surveillance can be executed by use of technical equipment, also by placing a beeper on a vehicle or person. Cross-border tracking is not specially defined but can be executed on the basis of foreign request in accordance with conditions set out in national legislation.
Authorization of this measure is issued by Slovene court (in cases planting a tracking technical device).
The same goes for cases of cross border tracking by foreign police – on the request of the foreign State and under the order of the Slovenian Court.
The special investigative measure can last up to 2 months and can be extended up to 6 months (court orders).