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Income Tax (Tables)
12 Months Ended
Dec. 31, 2023
Income tax  
Schedule of income tax expense

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​

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As of December 31,

 

(in thousands of euros)

​

2021

​

2022

​

2023

 

Loss before tax

 

(49,271)

 

(54,294)

 

(109,819)

​

Theoretical tax rate

 

26.5

%  

25.0

%  

25.0

%

Tax benefit at theoretical rate

 

13,057

 

13,574

 

27,455

​

Tax credits

 

1,078

 

1,432

 

1,794

​

Permanent differences

 

(497)

 

(733)

 

(497)

​

Temporary differences

 

—

 

—

 

(30)

​

Tax rate differences

 

(80)

 

55

 

83

​

Non recognition of deferred tax assets related to tax losses and temporary differences

 

(13,921)

 

(14,309)

 

(28,930)

​

Impairment loss of deferred tax asset

 

—

 

—

 

(481)

​

Actual income tax benefit

 

(364)

 

20

 

(607)

​

of which

 

  

 

  

 

  

​

Current taxes

 

(364)

 

(34)

 

(62)

​

Deferred taxes

 

—

 

54

 

(545)

​

Effective tax rate

 

0.74

%  

0.06

%  

0.06

%