A man was arrested at Preston train station after he allegedly assaulted a revenue officer, say police.
British Transport Police were called to the incident which happened at around 10am on August 9.
The 42 year-old was also arrested on suspicion of fraud.
A police spokesman said: "We were called to Preston station where a 42-year-old man was arrested on suspicion of common assault and fraud.
"He was taken to custody for questioning."
The revenue officer is not thought to have been seriously injured.