
Article 1 
This Regulation establishes detailed rules on the signal and implementation characteristics of acoustic deterrent devices as referred to in Part A of Annex XIII of Regulation (EU) 2019/1241.
Article 2 

1. The masters of Union fishing vessels shall ensure that the acoustic deterrent devices referred to in point 1.1 of Annex XIII to Regulation (EU) 2019/1241 are fully operational, during the whole fishing operation.
2. Such acoustic deterrent devices shall comply with one of the sets of the technical specifications and conditions of use defined in Annex I to this Regulation.
3. By way of derogation from paragraph 2, Member States may authorise the use of acoustic deterrent devices that do not fulfil the technical specifications or conditions of use defined in the Annex, provided that such devices are at least equally effective in the reduction of incidental catches of cetaceans as the acoustic deterrent devices with the technical specifications or conditions defined in the Annex, and this has been duly documented.
4. Member States shall inform the Commission of the authorisations issued in accordance with paragraph 3 within two months of the date of issue.
5. The notification referred to in paragraph 4 shall be accompanied with detailed technical and scientific information on the acoustic deterrent devices authorised according to paragraph 3 and their effects on incidental catches of cetaceans.
Article 3 
This Regulation shall enter into force on the thirtieth day following that of its publication in the Official Journal of the European Union.
This Regulation shall be binding in its entirety and directly applicable in all Member States.Done at Brussels, 3 July 2020.
For the Commission
The President
Ursula VON DER LEYEN
ANNEX

Any acoustic deterrent devices used in application of Article 2(2) shall meet one of the following sets of signal and implementation characteristics:

 Set 1 Set 2
 Signal characteristics
Signal synthesis Digital Analogue
Tonal/wide band Wide band/Tonal Tonal
Source levels (max-min)Re 1 μPa@1 m 145 dB 130-150dB
Fundamental frequency 
((a)) 20-160 KHz
Wide band sweeps
((b)) 10KHz tonal 10 KHz
High frequency harmonics Yes Yes
Pulse duration (nominal) 300 ms 300 ms
Interpulse interval 
((a)) 4-30 seconds randomised
((b)) 4 seconds 4 seconds
 Implementation characteristics
Maximum spacing between two acoustic deterrent devices along nets 200 m with one acoustic device fixed at each end of the net (or combination of nets attached together) 100 m with one acoustic device fixed at each end of the net (or combination of nets attached together)