Inadequacy of Accessibility in Public Buildings and Housing in New Zealand
Rapid Review: The Inadequacy of Accessibility in Public Buildings and Housing in New Zealand
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16 March 2026
By Dr Claire Flemmer, School of Built Environment, Massey University and Dianne Rogers, Access Matters Aotearoa
Abstract
This rapid review summarises recent evidence on accessibility in public buildings, housing, and the wider built environment in Aotearoa New Zealand. It integrates academic literature, BRANZ technical research, statutory analysis, demographic data, and qualitative testimony from the Access Matters Aotearoa webinar of 19 June 2024. The data suggests that persistent accessibility barriers in New Zealand’s built environment and an under supply of accessible housing are caused by ambiguous, fragmented legislation that excludes most residential buildings, coupled with inconsistent compliance pathways and weak enforcement mechanisms. Comparative analysis shows that New Zealand’s accessibility framework remains structurally narrower than that of the United Kingdom and Australia. The review concludes that accessibility reform should include improved legislation encompassing public buildings, residences and infrastructure, with mandatory inspection-based compliance and nationally consistent enforcement protocols. This reform will ensure that New Zealand meets its obligations under the United Nations Convention on the Rights of Persons with Disability and will be critical in preparing for New Zealand’s increasing ageing population. An inclusively built environment will also reduce the health costs and increase the employment rate of people with disability, which will, in turn, benefit the country’s economy.
1. Introduction
New Zealand is a signatory to the United Nations Convention on the Rights of Persons with Disabilities (UNCRPD 2006) which, in Article 9, affirms the obligation to ensure access to the physical environment equally for everyone. Accessibility in the built environment is foundational to participation, independence, and equal citizenship.
In New Zealand, 17% of the population are people with disabilities, with 35% of this cohort aged 65 and older (Household Disability Survey, 2023). Demographic projections suggest substantial growth in the population aged over 65 by 2035, implying more older people with disabilities and an urgent need for reform to meet their needs.
1.1 Key Definitions
Accessibility refers to the design of buildings and environments so that they can be safely and independently used by people with diverse physical, sensory, cognitive, and age-related needs.
Universal Design refers to design that benefits the widest possible range of users without the need for adaptation or specialised design (Steinfeld & Maisel, 2012).
Visitability refers to minimum dwelling features enabling wheelchair users to enter and access essential ground-floor facilities.
Adaptable Housing refers to housing designed to allow cost-effective modification over time to accommodate changing needs.
2. Regulatory Framework in New Zealand
The New Zealand Building Code Clause D1 establishes the legal requirements for safe building access routes (MBIE, 1992). To ensure that buildings comply with this clause, the New Zealand Standard NZS 4121:2001 (Design for access and mobility) provides the detailed design requirements for making buildings accessible to people with disability. However, this legislation primarily applies to public buildings and does not encompass private housing. The result is a partial compliance framework rather than comprehensive accessibility legislation.
3. Built Environment Inadequacy
Recent research by the Building Research Association of New Zealand (BRANZ) identifies persistent, wide-ranging access barriers in public buildings, including narrow pathways, inadequate accessible bathrooms (too few, too small and missing critical access features), hard-to-open doors, non-inclusive signage, and step-only entrances (Flemmer & McIntosh, 2025; 2025a). There is also inconsistent interpretation and enforcement of accessibility requirements across consenting authorities (Stefanitsis et al., 2023).
4. Housing Accessibility and Structural Undersupply
The New Zealand government’s “Going for Housing Growth” (GfHG) programme is aimed at addressing the country’s housing shortage (MFE, 2025). Accessible housing is more costly than standard housing, so there is a financial incentive to focus on increasing the number of standard houses. International research suggests that without regulatory imperatives, accessible housing is given a low priority (Lindsay et al., 2024). In New Zealand, disabled people remain disproportionately represented in substandard housing conditions (Human Rights Commission, 2022).
5. Universal Design costs less than retrofitting houses
By definition, Universal Design supports older adults, carers, families with prams, and people with temporary injuries. Designing new homes with accessible features such as level thresholds and reinforced bathroom walls is more cost effective than modifying existing houses.
6. Economic Impact of Inaccessible Public Buildings and Housing
Accessibility is critical to the health and wellbeing of people with disability. It produces measurable economic impacts across the health service, housing sector, and labour force.
6.1 Health System Costs
International evidence indicates that accessible buildings provide many health and social benefits for people with disabilities. Inaccessible housing contributes to preventable falls, extended hospital stays, increased residential care admissions, and depression (Lindsay et al., 2024). As New Zealand’s population ages, there will be more people with disabilities and an increase in public health costs from the inaccessible housing stock.
6.2 Retrofit Costs Versus Upfront Design
Incorporating accessibility features in the design of new buildings is significantly less expensive than retrofitting the building post-occupancy. For example, it is over eight times more expensive to retrofit essential universal design features (such as level thresholds, wide passages and reinforced bathroom walls) in a standard New Zealand home, compared with adding those features at the design stage (BRANZ, 2018). Therefore, failing to provide sufficient accessible housing simply transfers future retrofit costs onto homeowners, insurers, ACC, and public health systems.
6.3 Productivity and Labour Market Participation
International research shows that inaccessible buildings and infrastructure (such as transportation) create substantial barriers for people with disabilities in finding and maintaining employment (Ulahannan et al., 2025). In New Zealand the workforce participation rate is about 45% for disabled adults, while that for non-disabled adults is about 84% (Whaikaha, 2024). Data shows a fiscal benefit of $1.45 billion if the participation rate of disabled people in the labour market equaled that of non-disabled people (Boshier et al, 2020).
6.4 Macroeconomic Implications
Accessibility reform should be understood as not only meeting New Zealand’s obligations under UNCRPD, but also as benefitting the country’s economy through reduced health costs and an increased labour market. It is also a critical part of New Zealand’s ageing population preparedness strategy.
7. Conclusion
New Zealand’s accessibility framework remains ambiguous, fragmented, incomprehensive, and weakly enforced. Comparative international frameworks demonstrate that effective reform requires clear, comprehensive legislation that encompasses public buildings, residences and infrastructure with regular inspection-based compliance requirements and nationally consistent enforcement mechanisms. Inclusive accessibility should be designed into New Zealand’s built environment and should not be considered an optional future change.
References
Access Matters Aotearoa. (2024, 19 June). Kōrero for Change: Housing and the built environment [Webinar], available at: https://www.accessmatters.org.nz/housing_and_the_built_environment.
Boshier, P., McIntyre, L & Tesoriero, P. (2020). Making Disability Rights Real. Office of the Ombudsman, Third report of the Independent Monitoring Mechanism on the Convention on the Rights of Persons with Disabilities, Aotearoa/New Zealand 2014-2019, pp. 1-273. Available at: https://www.ombudsman.parliament.nz/sites/default/files/2021-11/Making%20Disability%20Rights%20Real%202014%20to%202019.pdf
BRANZ Build Research Association of New Zealand (2018). Build supplement 168, Universal design for houses. Available at: https://www.buildmagazine.org.nz/assets/ebooks/B168%20Supplement/Build-168-Universal-Design-Supplement.html
Flemmer, C., & McIntosh, A. (2025). Perceptions of people with disabilities on the accessibility of New Zealand’s built environment. Disabilities, 5(3), 75. https://mro.massey.ac.nz/server/api/core/bitstreams/66611aaf-f286-48aa-a0b3-ac47b17abcb6/content
Flemmer, C., & McIntosh, A. (2025a). Making New Zealand’s built environment inclusive and accessible for everyone. BRANZ report ER104, pp. 1-64, available at: https://www.branz.co.nz/pubs/research-reports/er104/.
Household Disability Survey (2023). Statistics New Zealand, ISBN 978-1-991307-44-6, pp. 1–36, available at: https://www.stats.govt.nz/reports/household-disability-survey-2023-findings-definitions-and-design-summary/ .
Human Rights Commission Te Kāhui Tika Tangata (2022). Shortage of accessible homes is a human rights deficit. available at: https://tikatangata.org.nz/news/shortage-of-accessible-homes-a-human-rights-deficit
Lindsay, S., Fuentes, K., Ragunathan, S., Li, Y. & Ross, T. (2024) Accessible independent housing for people with disabilities: A scoping review of promising practices, policies and interventions. PLoS ONE, 19(1): e0291228, available at: https://doi.org/10.1371/journal.pone.0291228 .
MBIE Ministry of Business, Innovation and Employment (1992). New Zealand Building Code Clause D1: Access Routes [Schedule 1 of the Building Regulations 1992]. Wellington, New Zealand.
MFE Ministry for the Environment (2025). Going for Housing Growth: Providing for urban development in the new resource management system, available at: https://consult.environment.govt.nz/resource-management/going-for-housing-growth/
NZS4121:2001; Design for Access and Mobility—Buildings and Associated Facilities. Standards New Zealand: Wellington, New Zealand, 2001.
Stefanitsis, M., Flemmer, C., Rasheed, E., & Ali, N. A. (2023, November). Accessibility to the Built Environment for Mobility-Impaired Persons: A Review. In International Conference on Engineering, Project, and Production Management (pp. 111-127). Cham: Springer Nature Switzerland.
Steinfeld, E., & Maisel, J. (2012). Universal design: Creating inclusive environments. John Wiley & Sons, New Jersey, USA, ISBN: 978-1-118-16681-9.
Ulahannan, A., Birrell, S., & Herriotts, P. (2025). Inclusive streetscapes: Embedding disabled people's lived experience into street accessibility. Wellbeing, Space and Society, 8, 100261. https://www.sciencedirect.com/science/article/pii/S2666558125000272?via%3Dihub
UNCRPD (2006). United Nations Convention on the Rights of Persons with Disabilities (UNCRPD) - Articles. Available at: https://www.un.org/development/desa/disabilities/convention-on-the-rights-of-persons-with-disabilities/convention on-the-rights-of-persons-with-disabilities-2.html.
Whaikaha – Ministry of Disabled People (2024). Labour market statistics for disabled people - June 2024 quarter. Available at: https://www.whaikaha.govt.nz/news/news/labour-market-statistics-for-disabled-people-june-2024-quarter