On general request, hereby the statements that contractors will have to put on their invoices from 1 January 2022, to replace the known “VAT certificate”. All this has been included in the law various provisions that will be voted on shortly.
This law also contains a lot of other interesting cases: renting out furnished accommodation (6%) subject to a maximum period of 3 months, prior notification of actual use (and abolition of retroactive application) from 2023, …
Source Bart Buelens (VAT consult)