Proxy voting for new parents will be introduced in the Commons in a one-year trial.
New mothers and fathers will be able to nominate another MP as a proxy to vote on their behalf. It comes after Labour MP Tulip Siddiq delayed her Caesarean birth to vote on the Brexit deal.
Commons leader Andrea Leadsom said MPs will have the choice to approve the pilot next Monday.
Labour MP Tulip Siddiq welcomed the announcement as a "momentous change".
She tweeted a photo of herself watching proceedings in the Commons with her new baby boy.
Lib Dem deputy leader Jo Swinson, who tabled the urgent question, welcomed the pilot scheme but said it was "overdue".
Objecting to Conservative MP Kemi Badenoch's accusations Ms Siddiq had delayed her caesarean to "make a point" on Brexit, Ms Swinson added: