Some of the main landlord responsibilities in Northern Ireland are:
repairing to the exterior and structure of the building
ensuring that the building’s heating, hot water, basins, sinks, baths etc are functioning correctly
taking care of electrical and gas & safety
ensuring that all furnishings are safe for use
ensuring that the property is fit to be lived in
looking after the communal areas when there are more occupants
Further below on this page, we have a more in-depth guide about this.