10 Provision for aircraft noise

(CHF million)

 

2021

 

2020

Balance as at 1 January

 

460.5

 

473.4

Change in provision for aircraft noise

 

–11.3

 

–12.9

Balance as at 31 December

 

449.2

 

460.5

of which current (planned payment within 1 year)

 

36.8

 

32.1

of which non-current (planned payment from 1 year on)

 

412.4

 

428.4

For information on the reporting of noise-related data in the financial statements in accordance with the Swiss Code of Obligations, see also Reporting of noise-related costs in the financial statements in the notes to the financial statements.