In short: An HMO extension adds space to a shared house, usually a ground-floor bedroom with ensuite or a bigger communal kitchen. Across Dundee City, the work is planned around Scotland’s HMO rules and the standards the local council publishes.
- Nation
- Scotland
- Pricing region
- Scotland
- Postcode areas
- DD
- Main towns
- Dundee
What do extensions for extra rooms in Dundee City involve?
- Ensuite drainage and extraction
- Foundations, structure and roof
- Fire separation and detection extended to the new space
- Building control completion
- Party wall coordination where needed
- Kitchen or bedroom fit-out
Which rules apply in Dundee City?
- Scotland has no C4 use class: up to 5 residents can fall within Class 9 (houses), and HMO planning policy is set by each council, some of which require permission at lower numbers.
- A building warrant may be needed for a change of use or for installing a fire alarm system; check with the council’s building standards service.
- The tolerable standard requires interlinked smoke alarms in the main living room and circulation spaces and a heat alarm in the kitchen; licensed HMOs must meet the council’s higher standard.
- Kitchen, WC and bathroom ratios come from council standards; one WC and one bath or shower per 5 people is a common figure.
- Councils set HMO fire standards through licence conditions, often including emergency lighting in larger HMOs.
How much do extensions for extra rooms cost in Dundee City?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Single-storey extension, about 15 m² | £35,000 – £60,000 | £33,250 – £57,000 | project |
| Single-storey extension per m² | £1,800 – £4,000 | £1,700 – £3,800 | m² |
Typical time on site: 8–14 weeks. For a figure for your house, try the guide-price tool.
Extensions for extra rooms by town in Dundee City
Questions about extensions for extra rooms in Dundee City
Is a kitchen extension worth it?
Often, when the existing kitchen limits how many people the council will allow. A bigger kitchen can unlock an extra room.
Can I extend an HMO under permitted development?
Some extensions to houses are permitted development, but rules differ for HMOs and by nation and council. We check the address before design.
Do you carry out extensions for extra rooms across Dundee City?
Yes, across the whole of Dundee City, including Dundee.
Who licenses HMOs in Dundee City?
Dundee City council licenses HMOs in its area. Every HMO in Scotland needs a licence.
Other HMO services in Dundee City
- Loft conversions for extra rooms in Dundee City
- Communal kitchen refits in Dundee City
- Layout changes and room reconfiguration in Dundee City
- Large HMO conversions (7+ sharers) in Dundee City
- Ensuite installation in Dundee City
- House to HMO conversion in Dundee City
- Student HMO refurbishment in Dundee City
- Professional and co-living HMO refurbs in Dundee City