A RICS Level 2 Home Survey may suit conventional construction in reasonable condition. Discuss an older, unusual or substantially altered property, or plans for major work, before choosing the level. Compare the Level 3 brief for Westminster.
Smith Square’s early-eighteenth-century terrace example
A Westminster enquiry should name the particular street and dwelling rather than presume one historic building type. A Smith Square townhouse example is different from a mansion flat or later apartment. Identify which structure, floor and alteration concern the purchase, then assemble the relevant records and access contacts for the agreed survey scope.
Westminster’s Smith Square audit describes early-eighteenth-century brown-brick terraces around Smith Square, Lord North Street, Cowley Street and Barton Street, including mansards, basements, tiled roofs and timber sash windows. Sections 4.11–4.15 supply this bounded historical example. The passage does not describe every property in Westminster or establish current listing, repair condition or the internal layout of a particular house.
For a home in that setting, compare the marketed accommodation with the building’s alteration records. Identify whether the mansard, lower floor and rear structure belong to the purchase and share the same work history. A terrace’s documented origin can explain what to ask about, but cannot verify a later conversion or hidden support behind the current finishes.
For a Smith Square-side home, identify the precise dwelling and its current relation to the basement, principal floors and roof accommodation. The historical terrace example does not establish the present layout or construction of every Westminster address. Send the available plans and distinguish original fabric from later alterations where the records allow. Level 2 may fit a suitable conventional home in reasonable condition; substantial changes, complex historic fabric or a need for fuller repair analysis can favour Level 3.
Separate the mansard’s history from the principal roof
Where the sale includes upper accommodation, ask when the roof rooms and access stair took their current form. Obtain drawings for later enlargement together with any repair schedule. Distinguish work to the room finishes from the covering, junctions and concealed roof structure described in those records.
Explain what can be viewed from the dwelling and whether another contact can arrange roof access. A plan of the upper rooms cannot establish the condition of an unseen roof slope. If a material question depends on that element, identify the additional record, view or specialist enquiry needed rather than allowing it to disappear into a general description of good presentation.
If a mansard room or lower space has been refurbished, ask which elements the project actually addressed. A finish schedule should be kept separate from drawings for support, stairs or altered openings. Match repairs to the named covering, wall or junction and retain any earlier investigation with its dates. Where a rear structure is included in the sale, identify its connection to the house and the access offered rather than assuming one frontage photograph explains the entire plot.
Make conservation and listed-status enquiries address-specific
Ask for the current designation information and relevant decision documents for the actual building. Locate a changed window, opening or rear addition on the work drawings. Keep proposed future alterations separate from existing works and have the appropriate adviser consider which records answer the permission question.
Do not infer that every Westminster home is listed or that conservation-area location alone requires listed-building consent. The current council guidance distinguishes work affecting a listed building’s special interest. Use that guidance as an enquiry boundary, with the council addressing uncertainty for the proposed work. The purchase survey describes physical observations within its brief; it cannot grant statutory permission.
For flats, request current information about common roofs, rainwater goods, walls and planned maintenance. The solicitor can establish lease responsibilities and examine major-works documentation while the survey records accessible condition. A source describing historical building form is not permission for the buyer's intended work. Make future alterations and particular defect questions explicit when asking for the quotation, so the selected home survey and any additional advice are defined against the actual purchase rather than a broad borough label.
Give basement and rear-building evidence distinct labels
For lower accommodation, request a plan defining the rooms, external areas and relevant access. Keep water-entry investigations for the principal house separate from maintenance records for a rear structure or pavement space. Ask the seller to identify the component and date behind each assertion that a problem was repaired.
Send the full Westminster address and chosen dwelling description through the existing quote tool, with the outstanding evidence questions. Agree which spaces form part of the inspection and which are controlled by others. The report should retain those limits so a buyer does not read a finding about accessible accommodation as confirmation of every basement, roof or adjoining structure associated with the address.
Level 2 fees for Westminster
Home Survey questions for Westminster
Does the Smith Square audit assign an age to every Westminster home?
It documents a particular terrace setting and its historic features. A mansion flat or later building elsewhere needs its own construction records. Use the named example for context rather than treating the borough name as proof of date, materials or designation.
Which records help with altered mansard accommodation?
Provide drawings showing the upper rooms and stair changes, plus repair specifications identifying the relevant roof components. Separate decoration from covering or structural work. Explain any roof area that cannot be reached within the proposed inspection access.
Does conservation-area location alone trigger listed-building consent?
No. Establish whether the building is listed and ask about the actual proposed work. Westminster’s current guidance ties listed-building consent to effects on special architectural or historic interest. Use council advice where the requirement is uncertain.
Can a rear-building repair explain a basement issue in the main house?
Check which structure and component the investigation concerned. Separate its records from those for the lower rooms in the house. A shared address or invoice heading is insufficient to show that two different water-entry questions were investigated together.
Local evidence: Westminster — Smith Square Conservation Area Audit (2005); Westminster City Council — Listed buildings (current guidance); RICS home survey guide.
Content updated: October 2026.