Britney Spears was arrested in Southern California on Wednesday night, according to Ventura County jail records.

Spears, 44, was arrested by California Highway Patrol around 9:30 p.m. PT on Wednesday night and released on Thursday, according to the records. The records do not indicate why she was arrested.

TMZ was first to report Spears’ arrest.

A representative for Spears did not immediately return an NBC News request for comment.

This is a developing story. Please check back for updates.

Alexandra Detwiler contributed.