A ban on the sale of vapes to under 18s takes effect from the 22nd of December.
Penalties for breaking the new rules could include fines of up to €4,000 or six months in prison.
Other measures are due to follow next year, including action on e-cigarette sales in vending machines, and advertising.
Health Minister Wicklow TD Stephen Donnelly says the legislation is important.
Patients Urged Not To Attend GP Practice In Bray Amid Suspension Order
Anti-social Behaviour In Bray Raised With Justice Minister
Irish Artist Honours Katie Taylor With Mural Ahead Of Croke Park Homecoming
Wicklow Warned of Return To School Transport Chaos
Wicklow Farmer Among Six Picked for Flocks of the Future Initiative