Five people were arrested as part of a safety blitz at St Albans station on Wednesday.
The blitz, which was run by the Transit Safety Division and supported by local police, included the use of passive alert detection (PAD) dogs to target the use, possession and distribution of illicit drugs.
A man in his 20s was arrested after allegedly being found in possession of ammunition despite being prohibited from doing so.
A man in his 40s, who was wanted for burglary, and another aged in his 30s, who had sought for obtaining property by deception were, also arrested.
All were remanded in custody to face court at a later date.
A man in his 30s was issued a caution for possessing a drug of dependence and bailed over an outstanding theft charge.
A man aged in his 20s was also bailed over an outstanding charge of obtaining property by deception.
Victoria Police Transit Safety Division Inspector Fiona Curnow, said police were determined to maintain safety for all travellers.
“This operation sends a clear message to anyone doing the wrong thing – you’re going to get caught and held accountable for your actions,” she said.
“We will continue to have a highly visible presence and patrol community locations including train stations across the network to prevent crime and identify and arrest offenders.”