In light of recent fire incidents, the Land Transport Authority is reviewing whether to bring forward its end-2020 ban on PMDs without certification.
More than 85,000 e-scooters were registered before the 30 June deadline, and PMD owners can still register with LTA if their devices meet the criteria.
Shops are offering steep discounts on devices ahead of next month's deadline for devices to comply with new fire safety standards.
Experts say Singapore-KL High-Speed Rail deadline 'ambitious but achievable', with finalising the line's alignment in Malaysia the biggest challenge.