Forensic Diagnostic Services

Services & Pricing

Fixed-fee forensic building inspection and diagnostic reporting. Every investigation follows a clinical Root-Cause Analysis methodology — the chain of causation is traced from symptom to source.

AssocRICSMCIOBMSc Building Surveying
FreeComplimentary Forensic Triage

Not sure which service you need? Submit 4 property photos and receive a root cause analysis, HHSRS risk flags, and recommended next steps — within 24–48 hours, at no cost and no obligation.

Submit Photos →
01
Tier 1

Free Triage

FREE

4-photo visual assessment delivered within 24–48 hours. Root cause analysis, HHSRS hazard flag, and recommended next step — at no cost and no obligation.

What's Included
  • 4-photo visual assessment with preliminary defect classification
  • HHSRS Category 1/2 hazard flagging per Housing Act 2004
  • Written triage summary with next-step recommendation
  • Priority referral to paid scope if further investigation required
Turnaround: 24–48 hoursPayment: Free — no payment required
02
Tier 2

Standard Defect Report

from £495 + VAT

On-site forensic inspection with Protimeter moisture mapping, FLIR thermal imaging, and Root Cause Analysis report. HHSRS classification and prescribed remediation to British Standards.

Complexity Factors

Upper bound applies if any of: property over 120 sqm OR 4+ bedrooms; pre-1900 construction; two or more distinct defect types in scope; site time exceeds 2 hours.

What's Included
  • Half-day on-site forensic inspection
  • Protimeter moisture mapping at progressive heights
  • FLIR thermal imaging and dew point analysis
  • Root Cause Analysis with chain-of-causation trace
  • HHSRS Category 1/2 hazard classification
  • Prescribed remediation schedule with BS/BRE references
  • Court-ready PDF with photographic evidence plates
Turnaround: 5–7 working daysTravel: ≤25 miles inclusivePayment: Full payment on report issue, 14 days
03
Tier 3

Complex / Leasehold-Dispute Report

£795 + VAT

Extended forensic investigation for leasehold disputes, multi-defect properties, and complex causation cases. Tier 2 scope plus deeper analysis.

What's Included
  • Tier 2 scope as baseline
  • Extended on-site investigation time
  • Multi-defect causation analysis
  • Specialist for leasehold disputes and shared-ownership properties
  • Court-ready PDF with photographic evidence plates
Turnaround: 7–10 working daysTravel: ≤50 miles inclusivePayment: 50% on instruction, 50% on report issue, 14 days
04
Tier 4

CPR35 Expert Witness Report

Most Instructed
from £1,200 + VATFrom £1,495 + VAT from May 2026 following additional CPR Part 35 expert witness certification

Full CPR 35 Part 1 & Part 2 compliant expert report with statement of truth and declaration of duty to the court. Accepted in County Court, First-tier Tribunal, and by insurers.

What's Included
  • Tier 2 / Tier 3 scope as baseline (as applicable)
  • CPR 35 Part 1 & Part 2 compliant expert report
  • Statement of truth and declaration of duty to the court
  • Scott Schedule preparation where instructed
  • Single joint expert or party-appointed basis
  • Suitable for County Court, First-tier Tribunal, HMO licensing
Turnaround: 10–14 working daysTravel: ≤75 miles inclusivePayment: 50% on instruction, 50% on report issue, 14 days
05
Tier 4a

Court / Tribunal Attendance

£950 + VAT / day£1,250 + VAT / day from May 2026 following additional CPR Part 35 expert witness certification

Day rate for attendance at hearing or mediation. Booked separately from Tier 4 report instructions where attendance is required.

What's Included
  • Full day attendance at County Court, First-tier Tribunal, or mediation
  • Pre-hearing briefing and document review
  • Cross-examination preparation
Turnaround: Booked separately by hearing datePayment: 100% on attendance booking
06
Tier 5

Stream B Remediation Management

12–15% of works valueMinimum scoping fee £950 + VAT

Independent project oversight for remediation works. Specification, contractor coordination, and stage sign-off across the works programme.

What's Included
  • Scope of works specification
  • Contractor procurement and tender review
  • Stage sign-off across works programme
  • Independent oversight — no remediation contractor affiliations
Payment: 50% scoping fee, stage payments per works programme
07
Specialist

Schedule of Condition

from £395 + VAT

Pre-lease, pre-licence, or pre-handover condition record. Photographic evidence baseline for dilapidations and end-of-term disputes.

What's Included
  • Room-by-room condition record
  • Photographic evidence with date stamps
  • Pre-lease, pre-licence, or pre-handover scope
Payment: Full payment on report issue, 14 days
08
Specialist

Reinstatement Cost Assessment

from £375 + VAT

Building reinstatement cost assessment for insurance valuation. Compliant with RICS Professional Statement on RCAs.

What's Included
  • Site measurement and rebuild cost calculation
  • Compliant with RICS Professional Statement on RCAs
  • Suitable for insurance reinstatement valuation
Payment: Full payment on report issue, 14 days
Travel Policy
  • — Tier 2: ≤25 miles inclusive
  • — Tier 3: ≤50 miles inclusive
  • — Tier 4: ≤75 miles inclusive
  • — Beyond inclusive radius: £0.80/mile + £85 + VAT/hr travel time, OR rail + parking at cost (whichever client prefers)
Payment Terms
  • — Tier 1: free
  • — Tier 2 and Specialist Services: full payment on report issue, 14 days
  • — Tier 3: 50% on instruction, 50% on report issue, 14 days
  • — Tier 4: 50% on instruction, 50% on report issue, 14 days
  • — Tier 4a: 100% on attendance booking
  • — Tier 5: 50% scoping fee, stage payments per works programme
Operational Data
Cases Delivered0
Conversion Rate0%
Avg. Response Time0h
Years Experience0+
Free Triage Available0
AssocRICSMCIOBMSc Building SurveyingCPR35 Expert WitnessHHSRS Certified Assessor
Important Notice

Building Pathology Diagnostics provides technical building pathology evidence and forensic diagnostic opinions. We do not provide legal advice. All reports are prepared to CPR 35 standards with an overriding duty to the court. For legal strategy on housing disrepair claims, instruct a qualified solicitor. All fees are subject to scope confirmation and are exclusive of VAT where applicable. Terms of engagement are issued upon instruction.