Serving a Party Wall Notice doesn’t have to be daunting, but it does need to be done correctly. The key is understanding when the Act applies, who must be notified, what the notice must contain, and what happens next depending on how your neighbour responds.
This guide explains the process in plain English and highlights the common pitfalls that cause delay
Quick overview
- You must serve a Party Wall Notice before starting notifiable works.
- Different works have different minimum notice periods (commonly two months for many party wall works and one month for certain excavation notices).
- Your neighbour normally has 14 days to respond.
- If your neighbour consents in writing, works can usually proceed without a Party Wall Award (although recording condition is strongly recommended).
- If your neighbour dissents or doesn’t respond, surveyors are appointed and a Party Wall Award is normally produced.
- The process is often smoother and cheaper when both owners agree to use one surveyor (an Agreed Surveyor), but that depends on circumstances and trust.
1) When do you need to serve a Party Wall Notice?
You generally need to serve notice if your planned works fall into one of these categories:
A) Works to a party wall or party structure
Common examples include:
- cutting into a shared wall to insert beams (e.g., loft conversion steels)
- raising, thickening, or repairing a shared wall
- works affecting party structures such as floors/ceilings between flats (where relevant)
B) Building at or on the boundary line (line of junction)
For example:
- building a new wall up to the boundary
- building astride the boundary (this typically requires the neighbour’s consent)
C) Excavations near a neighbour’s structure
This usually relates to foundations or deeper groundworks close to a neighbouring building.
Practical note: the Act’s excavation rules depend on distance and depth. If your foundations are near your neighbour’s building, you should take advice early to confirm whether notice is required and what type.
2) Who must receive the notice?
A common mistake is notifying only “the neighbour next door”. The Act requires notice to be served on the correct adjoining owner(s), which may include:
- freeholders
- long leaseholders (depending on the circumstances)
- owners of neighbouring buildings that could be affected
- in some cases, multiple parties where ownership is split or properties are converted
Keep Land Registry details up to date
Notices are often served using the address shown on Land Registry title information. If an owner hasn’t updated their correspondence address, the notice may still be treated as served correctly even if it doesn’t reach them quickly. As a building owner, you should serve the notice properly; as an owner of multiple properties, you should keep your Land Registry contact details current so you don’t miss notices.
3) What does the notice need to include?
A well-prepared notice should clearly set out:
- the building owner’s name(s) and address
- the address where works are proposed
- a clear description of the works (what you plan to do and where)
- the proposed start date (allowing for the correct minimum notice period)
- relevant drawings and details so the adjoining owner can understand the proposal
- the correct notice type for the works (party wall works vs excavation vs line of junction)
The more accurate and specific the notice is, the less likely it is to trigger concern or dissent.
4) Do you serve the notice yourself or instruct a surveyor?
You can serve notice yourself, but many owners appoint a party wall surveyor to manage it because mistakes can be costly and time-consuming.
Common errors when notices are handled informally
- serving on the wrong people (missing a freeholder/leaseholder)
- giving vague descriptions without drawings or sufficient detail
- using the wrong notice type for the work
- miscalculating notice periods and intended start dates
- failing to keep clear evidence of service and correspondence
A properly served notice is the foundation of the entire process—if it’s wrong, it can delay your programme and create unnecessary tension.
5) What happens after the notice is served?
The adjoining owner typically has 14 days to respond.
If your neighbour consents in writing
If they confirm written consent:
- the surveyor dispute route under Section 10 is not triggered at that stage
- you can usually proceed once the relevant notice period has run
Best practice: even with consent, it is strongly advisable to record the neighbour’s condition beforehand (see Schedule of Condition below).
If your neighbour dissents (or raises objections)
If they dissent, the matter moves into the Act’s dispute resolution procedure and surveyors are appointed to agree a Party Wall Award.
There are usually two routes:
- Agreed Surveyor: one surveyor acting impartially for both parties
- Two surveyors: each party appoints their own surveyor, and a Third Surveyor is selected as a safeguard
In many straightforward cases, an Agreed Surveyor approach can reduce duplication and cost, but it’s not always appropriate—particularly if relations are strained or the works are complex.
If your neighbour doesn’t respond
A lack of response is often treated as a dissent in practice, meaning the surveyor process will need to start so the matter can proceed under the Act.
6) Schedule of Condition: why it matters (even with consent)
A Schedule of Condition is a photographic and written record of the adjoining owner’s property before works begin. It is one of the most useful documents in the whole process because it:
- reduces arguments about whether cracks were pre-existing
- supports fair handling of damage claims
- helps keep neighbour relations calm
- creates a clear baseline if concerns arise during or after the works
A Schedule of Condition can be arranged as part of an Award, but it can also be done even where the neighbour consents.
7) The Party Wall Award: what it usually covers
If surveyors are appointed, the Party Wall Award will normally set out:
- the permitted scope of the notifiable works
- how the works must be carried out (methods and safeguards)
- working hours and practical protections
- access arrangements (where needed)
- the Schedule of Condition
- how damage will be assessed and made good (or compensated)
- surveyor fees and costs (where relevant)
An Award provides structure and reduces uncertainty—particularly for higher-risk works such as excavations and structural alterations.
8) Timing points people often miss
Notice periods
Different types of notice require different minimum lead times. Build these into your programme early—especially if you’re coordinating designers, contractors, and planning/building control.
Start window
Once the party wall process is complete (consent received or Award served), the Act expects works to commence within a defined period. If you leave it too long, you may need to revisit the process.
9) How to improve the chance of a smooth consent
A few practical steps can make a big difference:
Speak to neighbours before the notice lands
A short, friendly conversation—showing drawings and explaining timing—often reduces anxiety. People dislike surprises.
Provide clear information
Neighbours are more likely to respond positively when they understand:
- what’s happening
- how long it will take
- what safeguards you’ll use
- who they can contact if they have concerns
Keep your contractor professional
Site behaviour (noise, mess, access, communication) often causes more friction than the legal process.
Don’t delay
If you receive a dissent or no response, move promptly into the surveyor route. Delays often harden positions.
Need help serving a Party Wall Notice properly?
If you’re unsure whether your works are notifiable, who needs to be served, or how to draft a clear notice and avoid delays, we can help.
Email: mail@howorth.uk
Call: 07794 400 212