Non-Domestic Accreditation

The Quidos non domestic energy assessor accreditation scheme NDEA is a national scheme that allows non domestic energy assessors to lodge energy performance certificates (EPCs).

Our accreditation scheme accredits non domestic properties throughout England, Scotland, Wales and Northern Ireland.


See below lodgement prices for Non Domestic EPC, DEC & Air con reports

DEC £9.00
EPC (L3 & L4) £18.00
EPC (L5)  £99.00
Air Con (L3) £18.00
Air Con (L4) £18.00

All non-domestic rates are excluding vat & excluding landmark/register fee of;

Landmark £10.12
EST £5.36 (Scotland)

*EPC L5 does not inc. Insurance

*Also produce legionella reports via Quidos. Just £4 per report.


Quidos online Air Conditioning software. Create reports in accordance with EPBD guidelines
Designbuilder. £450+vat annually for Quidos members
iSBEM Free licence



Free PI & PL insurance
Free technical support
Free software licences for iSBEM and property tectonics
Access to DesignBuilder software for annual fee
Provision of informative & invaluable CPD

Commercial Insurance up to £5million included.

We also offer..


Acclaimed technical support team
Support 0900-1800 daily & until 1730 on Friday. open 30 mins longer than our competitors!
Additional online support area

Additional information

Documents required

Scanned qualification certificate
Scanned copy of Passport or Driving Licence
Scanned Passport-style photo
Scanned copy of recent bank statement or blank cheque
Complaints procedure (we provide a template)
Basic DBS disclosure (formerly CRB) guidelines here
Evidence of 10 hours of CPD for previous 12 months

EPC lodgement Prices

EPC (L3 & L4) £18.00
EPC (L5) £99.00
DEC £9.00
Air Con Report (L3&L4) £18.00

All non-domestic rates are excluding vat & excluding landmark/register fee of £12.82.

Please note: If you are already accredited with Quidos for lodging domestic reports, you don’t need to pay an additional membership fee to the one you are already paying for domestic reports.

You can lodge non domestic EPCs, DEC and air conditioning reports via Quidos.

Our goal

The goal of the Quidos DEA accreditation scheme is to ensure that our members;

Operate within a code of conduct
Are fully qualified to undertake energy assessments
Have compliant software to lodge on the government approved register
Ensure members provide a quality service for homeowners, landlords, businesses and property owners

Terms & Conditions

All DEA accreditation prices above are excluding VAT and register fees. Terms and conditions HERE

Application process normally takes just 3 days.

Software options

Quidos have a range of our own software and 3rd party software for you to choose from when lodging non domestic reports.

Air conditioning software

AIRS (Air-conditioning inspection reports system) is an online-based bespoke software solution, specially designed to create and lodge air-conditioning reports in accordance with the EPBD requirements.

Find out more


For use by non domestic energy assessors

Annual license fee of £450 for accredited members

Free 30 day trial (via DesignBuilder website)

Find out more


FREE license for Quidos Accredited members

iSBEM is an interface for SBEM (Simplified Building Energy Model), and enables users to assess the energy performance of non-domestic buildings in compliance with the National Calculation Methodology.

Information HERE

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