For basic bus and rail services, adult card fares will increase by up to $0.10, while concession card fares for journeys less than 3.2km remain unchanged.
Both ComfortDelGro and Strides Taxi have announced that they will be extending a temporary fare hike until 30 June 2023.
More than one-third of eligible households have yet to apply for the transport voucher after the last fare revision exercise last year.
Consumer and industry watchers are concerned that Grab's acquisition of rival Uber's South East Asian business may lead to higher fares.
Experts have linked high COE premiums to car dealers who are trying to clear order backlogs, as well as to secure new COEs for upcoming sales events.
Three petrol companies have answered to a Consumers Association of Singapore request to explain the price increase but Shell's reason was not accepted.
Petrol companies have been ordered by the Competition Commission of Singapore to explain their latest price hikes after the increase in petrol duties.
At the end of September's first COE exercise, demand for small cars took a slight dip, while large car demand stayed strong with small hikes in premiums.
A 3.2 percent fare hike on the current bus and train fares has been approved by the Public Transport Council, and will take effect from 6th April.
Demand for new cars stay strong in August first bidding, with Cat A, B and E premiums climbing, despite an increase in COE quotas.
Prices across all categories climb in the first bidding exercise in August, with Cat A seeing the highest hike of $4,845.
Demand for COE stays strong with Categories A, B and E seeing rise of more than $5,000, with Cat E clocking the highest increase of $7,420.
COE prices continue to rise for the first bidding exercise of April 2012, with the Open Category seeing the greatest hike of almost $4,500.