to be assigned "TO"?

[Sepmre]

Hi,

I want to know if the below phrase lacks the preposition "to" ?

" Each instrument must be assigned a unique address so..."

Thanks

 

[bhaisahab]

Hi,

I want to know if the below phrase lacks the preposition "to" ?

" Each instrument must be assigned a unique address so..."

Thanks

Not necessarily. It depends on the wider context.