The suspension will end "in the coming weeks", the social media giant said.
In a statement, Nick Clegg, Meta's president of global affairs, said the public "should be able to hear what their politicians are saying".
The then-US president was indefinitely suspended from Facebook and Instagram after the Capitol riot in 2021.
The firm had taken action following Mr Trump's "praise for people engaged in violence at the Capitol", Mr Clegg said.
"The suspension was an extraordinary decision taken in extraordinary circumstances," he added.
He said a review found that Mr Trump's accounts no longer...