The company states that the statement is for the financial year 2020 however it is approved in March 2020, hence considered for the year 2019.
pg. 2-3
"This statement has been published pursuant to section 54 (1) of the Modern Slavery Statement 2015 and constitutes Handelsbanken plc’s slavery and human trafficking statement for the 2020 financial year. It was approved by the Board of Directors of Handelsbanken plc on 19 March 2020."