Bats: survey or research level 1 licence (CL17)
Register for a licence to survey bats using torches for research, conservation or development projects.
Applies to England
Documents
Details
This licence allows you to disturb bats (but not hibernating bats) using torches.
To carry out other survey techniques you need a:
- level 2 licence to handle bats and use static hand-held nets or an endoscope
- level 3 licence to use mist nets and acoustic lures
- level 4 licence to use harp traps
For survey, research or conservation work not covered by this licence you must apply for either:
For development work affecting bats, you must apply for a mitigation licence.
Register with Natural England
Before you can use this licence, you must register with Natural England using the registration form for a class licence.
What you need to pay
It costs £80 to register for a new CL17 licence.
It costs £35 a year to continue your registration.
You must declare the intended use of the licence on your registration form. To continue your registration, you must declare how you used the licence in the past year on your annual survey return form. This will determine if you need to pay, such as to survey bats for development projects.
Natural England will refund unsuccessful applications.
When you do not need to pay
You do not need to pay if the licence is only used for:
- voluntary purposes - any work you do is unpaid and you are registered with an organisation, charity or local recording group as a volunteer
- conservation, science or research purposes and research related to the protected species is carried out by a student or employee of an academic institution or research body
How to pay
You can pay using a bank card. Follow the GOV.UK Pay link on the registration form or survey return form.
Read the terms and conditions for paying for a wildlife licence.
References
You need to complete a reference to support a survey or research licence form when you register for this licence if you:
- have not held a licence for the species or a similar species for the last 3 years
- have a licence but want to add new methods
Report action taken
You must complete the survey return form by 30 November 2024, even if you’ve taken no action or did not find target species.
You should only complete and submit a survey return form between 1 and 30 November 2024. If you need to submit it outside these dates (for exceptional reasons only) email wildlife.scicons@naturalengland.org.uk
You must report your actions from 1 June 2023 to 31 October 2024. You must list all surveys carried out under this licence where you found bats. For each survey, you must record:
- the bat species found
- survey location - include the 10 figure Ordnance Survey grid reference, site name, county and postcode (where available)
- date of each survey
- visit type and roost type
- number of bats you observed or captured
- the purpose of your survey
You can also record additional information such as:
- the sex and age of bats found
- methods you used for that survey
- notes on the survey site
You’ll also need to give:
- the names of accredited agents who worked under your licence
- whether you followed best practice when using the licence
You must also send your results to the Local Record Centre. You can do this by recording your results on the iRecord website or contacting the Local Record Centre.
Continue your registration
You can use the survey return form to continue your registration. It costs £35 a year to continue your registration, unless you are exempt.
Last updated 6 March 2024 + show all updates
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Licence has been changed to state that reports of action taken must now be returned by 30 November each year.
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There is an update to this licence for 1 January 2024.
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Annual licence update, valid from 1 January 2023.
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Page updated: You should only complete and submit a survey return form between 1 and 30 June. If you need to submit it outside these dates (for exceptional reasons only) email wildlife.scicons@naturalengland.org.uk
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Added a new online form - 'Submit a survey return and continue your registration'. From 1 June 2022, you will need to use this new online form to submit your survey return and continue your registration.
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Annual licence update, valid from 1 January 2022.
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From 1 October 2021, you will need to pay £80 to register for this licence, unless you're exempt.
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Annual licence update.
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Added accessible version - HTML.
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Licence has been amended to state that reports of action taken must now be returned by 30 June each year.
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Reports of action taken must now be returned by 30 June each year (was 30 April).
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Replaced licence with new version issued 1 January 2020
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Replaced licence with new version issued 1 January 2019
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Replaced licence with new version issued 1 January 2018
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Annual licence update 2017.
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Replaced licence with new version issued 1 January 2016.
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new version of CL17 valid from 1 January to 31 December 2015.
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First published.