County Fermanagh
Permitted development rear extensions in County Fermanagh
Designing to the no-application limits, with a certificate of lawfulness of proposed use or development as proof. We design and build rear extensions across County Fermanagh, from Enniskillen and Enniskillen to Enniskillen, covering single-storey kitchen extensions, two-storey additions, side returns and wraparounds.

Semis and detached houses are typical of County Fermanagh, and many have room for a rear extension within Northern Ireland's permitted development limits.
How much does a permitted development rear extension cost in County Fermanagh?
In County Fermanagh, our guide for a permitted development rear extension is £1,650–£2,700 per square metre including VAT for a standard specification. Northern Ireland prices are the lowest in our range.
| Size | Guide price inc VAT |
|---|---|
| 3 m wide × 4 m deep (12 m²) | £20,000–£32,500 |
| 4 m wide × 5 m deep (20 m²) | £33,000–£54,000 |
| 4 m wide × 6 m deep (24 m²) | £39,500–£64,500 |
These are guide ranges; the written quote after the survey is the figure that counts.
Do you need planning permission in County Fermanagh?
In Northern Ireland the Planning (General Permitted Development) Order (Northern Ireland) 2015 allows a single-storey rear extension of up to 3 metres on an attached house or 4 metres on a detached house, no higher than 4 metres, with eaves no higher than 3 metres within 2 metres of a boundary. Building control approval from the council is still required.
In Northern Ireland a rear extension of more than one storey can be permitted development if it projects no more than 3 metres and stays at least 7 metres from the rear boundary. Two-storey extensions in conservation areas, and most larger schemes, need planning permission from the council.
Conservation areas, Areas of Outstanding Natural Beauty and listed buildings restrict permitted development in Northern Ireland.
Where in County Fermanagh do we work?
FAQ
Questions people ask
Is permitted development the same as planning permission?
No; it is a national grant of permission for work within set limits, so no application is needed.
Do I still need Building Regulations?
Yes, always.
How long does a certificate of lawfulness of proposed use or development take?
Councils should decide within 8 weeks.
Do you cover all of County Fermanagh?
We cover 1 towns and districts in County Fermanagh, including Enniskillen.
Who builds the extension?
Vetted building teams working under contract to us; your contract is with S&K Property Investments and Improvement Ltd.