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UK Passivhaus Conference 2022 audience

Join the Passivhaus Trust and help to promote the Passivhaus standard in the UK

Student site visit to Agar Grove Passivhaus developmentMembership of the Passivhaus Trust gives you the opportunity to:

  • Influence policy-makers, developers, clients and other key players, 
  • Network with leading Passivhaus experts, practitioners and academics, 
  • Access the latest technical information and experience relating to Passivhaus in the UK
  • Connect with the broader international Passivhaus community, through the iPHA.



Membership benefits

  Passivhaus Trust standard member logo Passivhaus Trust patron member logo
 BENEFITS Standard Patron
 Free iPHA membership included in your fee x x
 Access to iPHA activities including Passipedia x x
 Network with leading Passivhaus practitioners x x
 Discounts on selected PHT training courses and event fees x x
 Promotion of your Passivhaus activities x x
 Access to research and other outputs x x
 Use of the Passivhaus Trust member logo x x
 Digital subsciption to Passive House Plus magazine x x
 Invited to join technical working groups   x
 Have company logo and name displayed on relevant PHT research material   x
 Use of the Passivhaus Trust patron member logo   x


Supporter membership

Supporter membership is available at an annual rate of £50 + VAT for those who are not involved in the construction industry, but who are keen to support the Passivhaus movement in the UK, such as clients, campaigners and self-builders.

Benefits include:

  • Discounts on selected Passivhaus Trust training courses and events
  • Access to Passivhaus Trust research and other outputs

Practitioners working within the industry are not eligible. All applications are subject to approval, and cannot be submitted online. To apply, please sign up below and choose Supporter membership.

Academic and student membership

For details of membership opportunities for educational institutions and individual students, please see our Student engagement page. Students and academic institutions can sign up below and choose the appropriate membership (subject to approval).


Join us today:

Sign up for membership

Annual rates


 Turnover / StatusStandard rate (+ VAT)AECB member rate (+ VAT) *
 Individual / small company up to £100k
£200 (£240) £165 (£198)
 Up to £250k £335 (£402) £285 (£342)
 Up to £1m £670 (£804) £540 (£648)
 Up to £10m £1,100 (£1,320) £890 (£1,068)
 £10m - £50m £1,450 (£1,740) £1,120 (£1,344)
 £50m - £250m
£1,680 (£2,016) £1,365 (£1,638)
 £250m+ £2,100 (£2,520) £1,680 (£2,016)

Fees for public sector organisations, academic institutions & charities are based as above on turnover for relevant department, or assessed on application.

* Members of the Passivhaus Trust are also offered a 20% discount on membership of the AECB. Please enter "AECB" as the discount code to reduce the member fee and your AECB member number on the form.



Patron membership is available to organisations actively representing, promoting and preserving the Passivhaus standard. Patron membership is subject to approval based on the following criteria.

  • Should have been standard members for at least 6 consecutive months prior application.
  • Should be fully acquainted with the definition and requirements of Passivhaus certification as defined by the Passivhaus Institute, Darmstadt
  • Should agree to support the work of PHT in protecting the integrity of the standard by promoting certification and upholding the reputation of the Passivhaus standard and methodology (See: What it means to claim Passivhaus standard in the UK)
  • Should have at least one certified Passivhaus project/product or have their service/products used in at least one certified project (this can be anywhere, i.e. not restricted to the UK)
  • Should be willing to assist with lobbying to introduce the Passivhaus standard into the mainstream building industry
  • Should not have any ongoing complaints that would bring the Trust into disrepute by association
  • Should not be part of an external investigation (criminal or other) which may jeopardize the Trust’s reputation.
 Turnover / StatusPatron rate (+ VAT)AECB member rate (+ VAT) *
 Up to £1m £2,500  (£3,000) £2,200 (£2,640)
 £1m - £50m £3,620 (£4,344) £3,255 (£3,906)
 £50m - £250m £6,000 (£7,200) £5,560 (£6,672)
 £250m - £500m £8,400 (£10,080) £7,870 (£9,444)
 £500m+ £10,000 (£12,000) £9,200 (£11,040)