IHBC (Institute of Historic Building Conservation) , Heritage Impact Assessment Cost and Turnaround 2026
IHBC (Institute of Historic Building Conservation). Professional body; HESPR-listed firms (consultancy register) quote per project. Fee: Membership £160/yr standard, £80 concessionary 2026/27. Turnaround: Membership applications quarterly.
What they specialise in
Professional body; HESPR-listed firms (consultancy register) quote per project. Pricing model is bespoke per project. Verify on a per-case basis: heritage consultancies routinely flex fee in either direction based on scope, asset grade and the LPA's expressed expectations.
How they fit the four-band fee map
- Band 1 (no statement): not applicable.
- Band 2 (one-page Statement): usually under-scoped for this vendor; consider a smaller specialist.
- Band 3 (full HIA): vendor is a body, not a consultancy , see HESPR / RIBA directories for matching firms.
- Band 4 (HIA + DBA): usually subcontract DBA component to a CIfA-Registered archaeology specialist.
Verifying credentials before instructing
- Check the named author's RIBA, IHBC, CIfA or RICS-BCA accreditation directly on the relevant register.
- Request a recent case study where the LPA published its officer report , gives you third-party calibration.
- Confirm fee is ex VAT, and whether reasonable travel and out-of-pocket are included.
- Confirm the deliverable: PDF report, with or without sample wording for the Design and Access Statement integration.
What this site does not know
Where a consultancy does not publish per-project rates (most do not), the fee band shown is derived from market observation, comparable published quotes and case-study disclosures. Treat as indicative only; commission a quote directly. This site has no commercial relationship with the vendor.