Concession passengers will also need to wait until next year.The state in 2023 awarded a $1.7 billion contract to overhaul myki, but the program was hit by delays and cost blowouts. Melbourne has fallen well behind Sydney and other international cities in enabling credit card payments instead of tickets or passes on public transport.Trials were due to begin in 2024 but started a year later on just four bus routes in Wangaratta.Two Melbourne train lines began trialling the functionality in March This month's rollout on trains was for all myki-enabled train stations covering the Metro Trains network and some regional V/Line stations.Public Transport Minister Gabrielle Williams said four of five tap-and-go trips so far were made with a phone or smartwatch.The Public Transport Users Association has called on the government to introduce a weekly tap-and-go cap that matches the cost of a weekly myki pass, so that daily commuters are not inadvertently overcharged.Shadow transport spokesman Matthew Guy this month said the government should not be celebrating something that should have happened a decade ago.