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AS 1428.1: the Australian standard for access to buildings, and where the law calls it up
AS 1428.1, Design for access and mobility, Part 1: General requirements for access — New building work, is the Australian Standard that the building rules for access refer to. The Access Code for Buildings in the Premises Standards and Volume One of the National Construction Code 2025 both call up its 2021 edition (Premises Standards 2010, Access Code, clause A3.1, Table 1; NCC 2025 Volume One, referenced documents, Table 1). The standard itself is published by Standards Australia and is not reproduced in those texts, so this guide explains only what the free official texts say about it, and leaves out any figure that is written only in the standard.
This guide summarises the sources it cites; it is not legal advice. The official texts are the reference.
What AS 1428.1 is
AS 1428 is the Australian Standard series on design for access and mobility, and Part 1 holds the general requirements for access in new building work (Premises Standards 2010, Access Code, clause A3.1, Table 1). The Access Code adopts it by reference, together with the other documents in its schedule, and uses it even for its basic term: an accessway is a continuous accessible path of travel, as defined in AS 1428.1, to, into or within a building (Premises Standards 2010, Access Code, clauses A1.1 and A3.1).
A clause that refers to the standard does not bring in all of it. The reference is to the edition listed in the schedule, with any amendment, and only so much of it as is relevant in the context in which it is quoted; the documents that the standard itself refers to are read as they stood when that edition was published (Premises Standards 2010, Access Code, clause A2.2). If the standard and the Access Code differ, the Access Code overrules (Premises Standards 2010, Access Code, clause A2.3).
The Access Code is based on provisions of the Building Code of Australia (Premises Standards 2010, section 1.4, note), which is made up of Volumes One and Two of the National Construction Code (NCC 2025 adoption dates). That is why the same references to AS 1428.1 appear in both texts, with different clause numbers: D3 in the Access Code, D4 in NCC 2025 Volume One.
Which edition of AS 1428.1 applies
The official texts do not all call up the same edition:
| Text | Edition of AS 1428.1 | Source |
|---|---|---|
| Access Code for Buildings (Premises Standards), for buildings in general | 2021 | Premises Standards 2010, Access Code, clause A3.1, Table 1 |
| Access Code, Part H2, for public transport buildings | 2001, in clauses H2.7, H2.8, H2.10 and H2.15 | Premises Standards 2010, Access Code, clause A3.1, Table 1 |
| National Construction Code 2025, Volume One | 2021; the 2001 edition only in Part I2, for public transport buildings | NCC 2025 Volume One, referenced documents, Table 1 |
| National Construction Code 2022, Volume One | 2009, incorporating amendments 1 and 2 | NCC 2022 Volume One, referenced documents, Table 1 |
NCC 2025 was published on 1 May 2026, and each state and territory adopts it on its own date (NCC 2025 adoption dates):
| State or territory | NCC 2025 | Source |
|---|---|---|
| Australian Capital Territory | 1 May 2026, with a 12-month transition period | NCC 2025 adoption dates |
| New South Wales | 1 May 2027 | NCC 2025 adoption dates |
| Northern Territory | not adopted | NCC 2025 adoption dates |
| Queensland | 1 May 2027 | NCC 2025 adoption dates |
| South Australia | 1 May 2027 for the Building Code of Australia | NCC 2025 adoption dates |
| Tasmania | 1 May 2027, after a temporary adoption from 1 May to 4 June 2026 | NCC 2025 adoption dates |
| Victoria | 1 May 2026 | NCC 2025 adoption dates |
| Western Australia | 1 May 2026, with a 12-month transition period | NCC 2025 adoption dates |
The same page warns that some NCC requirements may apply at different times, or not at all, because of state or territory variations (NCC 2025 adoption dates).
The change of edition has one concession in the Premises Standards: existing accessible sanitary compartments in a new part of a building that comply with the 2001 edition of AS 1428.1 do not have to meet the 2021 edition for their circulation spaces, fixtures and fittings (Premises Standards 2010, section 4.5).
What parts of a building it covers
The free texts do not reproduce AS 1428.1, but each clause that calls it up says what has to comply with it. In the Access Code, for a building required to be accessible:
| Part of the building | What the Access Code says | Source |
|---|---|---|
| Accessways | passing spaces complying with AS 1428.1 at most every 20 m where there is no direct line of sight, and turning spaces complying with it within 2 m of the end of an accessway and at most every 20 m along it | Premises Standards 2010, Access Code, clause D3.3(c) |
| Doorways | where a doorway on an accessway has more than one leaf, except an automatic door, one leaf with a clear opening width of not less than 850 mm in accordance with AS 1428.1 | Premises Standards 2010, Access Code, clause D3.2(5) |
| Ramps and stairways | every ramp, except a fire-isolated ramp, complies with clause 7 of AS 1428.1; every stairway with clause 8, and a fire-isolated stairway with clause 8.1(f) and (g) | Premises Standards 2010, Access Code, clause D3.3(a) |
| Signs | the international symbol of access or deafness; whether an accessible unisex toilet is for left or right-handed use; ambulant toilet signs on the door; directional signs to the nearest accessible entrance or accessible unisex toilet, all in accordance with AS 1428.1 | Premises Standards 2010, Access Code, clause D3.6 |
| Wheelchair seating | wheelchair seating spaces complying with AS 1428.1 where a Class 9b assembly building has fixed seating, in the numbers of Table D3.9 | Premises Standards 2010, Access Code, clause D3.9 |
| Swimming pools | the handrails, kerbs and landings of a pool ramp follow the requirements for ramps in AS 1428.1; latches on the gates of a pool safety barrier need not comply with it | Premises Standards 2010, Access Code, clauses D3.10(4), D5.2 and D5.3 |
| Glazing | on an accessway with no chair rail, handrail or transom, frameless or fully glazed doors, sidelights and glazing that could be mistaken for an opening are clearly marked in accordance with AS 1428.1 | Premises Standards 2010, Access Code, clause D3.12 |
| Toilets and showers | the circulation spaces, fixtures and fittings of all accessible sanitary facilities comply with AS 1428.1, and each bank of toilets with toilets besides the accessible unisex one has a compartment for people with an ambulant disability in accordance with it | Premises Standards 2010, Access Code, clause F2.4(c) and (e) |
In NCC 2025 Volume One the same references sit in Part D4, Access for people with a disability: doorways in D4D3, ramps, stairways and passing and turning spaces in D4D4, signs in D4D7, wheelchair seating in D4D10, swimming pools in D4D11 and glazing in D4D13 (NCC 2025, Part D4, clauses D4D3 to D4D13). Its schedule lists AS 1428.1 in other parts too (NCC 2025 Volume One, referenced documents, Table 1):
- a ramp that serves as a required exit and also as an accessible ramp under Part D4 is in accordance with AS 1428.1 (NCC 2025, Part D3, clause D3D11(2));
- the threshold of a doorway that serves an area required to be accessible has a threshold ramp or step ramp in accordance with AS 1428.1 (NCC 2025, Part D3, clause D3D16);
- handrails in a required exit that serves an area required to be accessible comply with clause 9 of AS 1428.1 (NCC 2025, Part D3, clause D3D22(1));
- a Class 9c residential care building whose residents are on levels without direct access to a road or open space has at least one lift that takes a stretcher, or a ramp in accordance with AS 1428.1 (NCC 2025, Part E3, clause E3D10);
- the circulation spaces, fixtures and fittings of accessible sanitary facilities comply with AS 1428.1 (NCC 2025, Part F4, clause F4D5).
The figures the official texts set themselves
Some measurements are written into the Access Code and the NCC rather than left to the standard, so they can be read for free:
- Connected ramps. On an accessway, a series of connected ramps must not have a combined vertical rise of more than 3.6 m, and a landing for a step ramp must not overlap a landing for another step ramp or ramp (Premises Standards 2010, Access Code, clause D3.11; NCC 2025, Part D4, clause D4D12).
- Exit ramps. A ramp serving as a required exit that is not also an accessible ramp must not be steeper than 1:8 (NCC 2025, Part D3, clause D3D11(2)).
- Small buildings. A ramp complying with AS 1428.1 or a passenger lift is not needed to serve a storey other than the entrance storey in a Class 5, 6, 7b or 8 building with no more than 3 storeys and no more than 200 m² on each storey other than the entrance storey (Premises Standards 2010, Access Code, clause D3.3(f)).
- Swimming pools. A pool ramp and a zero depth entry have a slip-resistant surface and a maximum gradient of 1:14, and reach a level between 900 mm and 1,100 mm below the stationary water level (Premises Standards 2010, Access Code, clauses D5.2 and D5.3).
- Braille and tactile signs. The braille and tactile parts of a sign sit between 1,200 mm and 1,600 mm above the floor, and the braille is grade 1 under the criteria of the Australian Braille Authority (Premises Standards 2010, Access Code, clauses D4.2 and D4.6). The rules for the United States are in the braille signage guide.
The gradient of an accessible ramp is not one of them. The Access Code and the NCC send ramps on an accessway to clause 7 of AS 1428.1 (Premises Standards 2010, Access Code, clause D3.3(a); NCC 2025, Part D4, clause D4D4), and that figure is written only in the standard, so this guide does not give it. The figure in the United States comes from a free federal text and is in the ADA ramp slope guide.
The AS 1428 family
AS 1428 has several parts. These are the ones the Access Code and NCC 2025 Volume One list, with what they call each one up for:
| Part and edition | What the texts call it up for | Source |
|---|---|---|
| AS 1428.1 (2021), General requirements for access — New building work | the general access requirements: clauses in Parts A1, D3, D5 and F2 of the Access Code, and in Parts D3, D4, E3, F4 and G4 of NCC 2025 Volume One | Premises Standards 2010, Access Code, clause A3.1, Table 1; NCC 2025 Volume One, referenced documents, Table 1 |
| AS 1428.1 Supplement 1 (1993), General requirements for access — Buildings — Commentary | floor surfaces in public transport buildings: Access Code H2.2, NCC 2025 I2D2 | NCC 2025 Volume One, referenced documents, Table 1 |
| AS 1428.2 (1992), Enhanced and additional requirements — Buildings and facilities | public transport buildings only: accessways, ramps, handrails, doors, stairs, signs, lighting, public address and emergency warning systems, in Access Code Part H2 and NCC 2025 Part I2 | Premises Standards 2010, Access Code, clause A3.1, Table 1 and Part H2 |
| AS 1428.4 (1992), Tactile ground surface indicators for the orientation of people with vision impairment | tactile indicators in public transport buildings: Access Code H2.11, NCC 2025 I2D11 | NCC 2025 Volume One, referenced documents, Table 1 |
| AS/NZS 1428.4.1 (2009, incorporating amendments 1 and 2), Means to assist the orientation of people with vision impairment — Tactile ground surface indicators | tactile ground surface indicators in other buildings, which must comply with its sections 1 and 2: Access Code D3.8, NCC 2025 D4D9 | Premises Standards 2010, Access Code, clause D3.8 |
The tactile indicators warn people who are blind or have a vision impairment that they are approaching a stairway, an escalator, a moving walk, a ramp and the other hazards the clause lists (Premises Standards 2010, Access Code, clause D3.8(1); NCC 2025, Part D4, clause D4D9). The full list, its exceptions and the rules for stations, stops and wharves are in the guide to tactile ground surface indicators in Australia.
Neither the Access Code nor the schedule of NCC 2025 Volume One lists a Part 5 of AS 1428 (Premises Standards 2010, Access Code, clause A3.1, Table 1; NCC 2025 Volume One, referenced documents, Table 1), so this guide does not describe one. Hearing augmentation is set out in the Access Code itself: a system is required wherever an inbuilt amplification system, other than one used only for emergency warning, is installed in a room in a Class 9b building, an auditorium, a conference or meeting room, a room for judicatory purposes, or a ticket office, teller’s booth, reception area or the like where the public is screened from the service provider; an induction loop serves at least 80% of the floor area of the room or space (Premises Standards 2010, Access Code, clause D3.7).
Public transport buildings
Part H2 of the Access Code applies to the passenger use areas of Class 9b and Class 10 buildings used for public transport, and takes precedence over Parts D3, E3 and F2 where they differ (Premises Standards 2010, Access Code, clause H2.1). It refers to the older editions: an accessway complies with AS 1428.2, a ramp with clause 8 of AS 1428.2, stairs with clauses 9.1 and 9.2 of AS 1428.1 and clauses 13.2 and 13.3 of AS 1428.2, and where toilets are provided, at least one is a unisex accessible toilet without an airlock that complies with clause 10 of AS 1428.1 (Premises Standards 2010, Access Code, clauses H2.2, H2.3, H2.7 and H2.8), in its 2001 edition (Premises Standards 2010, Access Code, clause A3.1, Table 1).
Part H2 also writes figures of its own: an accessway at least 1.2 m wide, or 850 mm for a moving walkway or a doorway; a passing area at least every 6 m along a two-way accessway less than 1,800 mm wide; obstacles next to an accessway with a luminance contrast of at least 30% against their background; and raised lettering or symbols on a sign at least 0.8 mm above its surface, with any braille placed to the left of the raised characters (Premises Standards 2010, Access Code, clauses H2.2 and H2.10). NCC 2025 Volume One refers to the same older editions in Part I2 (NCC 2025 Volume One, referenced documents, Table 1).
How AS 1428.1 becomes a requirement
Under the Disability Discrimination Act, the Minister may make disability standards, and contravening one is unlawful (Disability Discrimination Act 1992, sections 31 and 32). The Premises Standards are one of them: building certifiers, developers and managers of a new building, a new part or an affected part must ensure that it complies with the Access Code (Premises Standards 2010, sections 2.1 and 3.1(1)), and the Access Code adopts AS 1428.1 by reference (Premises Standards 2010, Access Code, clause A3.1).
A building that complies with the deemed-to-satisfy clauses D3.1 to D3.12, E3.6, F2.2 and F2.4 of the Access Code, and Part H2 for a public transport building, is taken to comply; so is a building that provides a level of access not less than it would have provided under those clauses (Premises Standards 2010, section 3.2). A person who acts in accordance with a disability standard is not caught by the rest of Part 2 of the Act for that act (Disability Discrimination Act 1992, section 34).
Who the Premises Standards bind, the concessions for upgrades, unjustifiable hardship and complaints to the Australian Human Rights Commission are in the guide to the Disability Discrimination Act.
Where to read the official texts
- The Premises Standards, with the Access Code for Buildings and its schedule of referenced documents in Schedule 1: Premises Standards 2010.
- NCC 2025 Volume One, Part D4, Access for people with a disability: NCC 2025, Part D4.
- The schedules of referenced documents of NCC 2025 Volume One (NCC 2025 Volume One, referenced documents) and NCC 2022 Volume One (NCC 2022 Volume One, referenced documents).
- When each state and territory adopts NCC 2025: NCC 2025 adoption dates.
- How Australia’s rules sit next to those of the UK, Canada, the EU and the United States: accessibility laws by country.
AS 1428.1 on Braillito Maps
A building can follow every clause that calls up AS 1428.1 and still be unknown to the people who need it. Braillito Maps is a community map that answers ten questions about each place: step-free entrance or ramp, wide doorway, accessible toilet, accessible parking, tactile paving, braille signage, braille menu, audible signals, guide dogs welcome and a quiet environment.
Several of them match this guide. The step-free entrance or ramp, the wide doorway, the accessible toilet and the braille signage are parts of a building that the Access Code sends to AS 1428.1, and the tactile paving is what it sends to AS/NZS 1428.4.1. Each question is answered yes or no, or stays without data until someone knows, and the score of a place is the number of yes answers out of ten, always shown with its number, never by colour alone.
If you run a shop, a cafe or an office in Australia, add your place with its answers, so that customers with disabilities find it before they leave home. If what a place says is wrong, it can be reported. Meet Braillito Maps.
Frequently asked questions
What is AS 1428.1?
The Australian Standard Design for access and mobility, Part 1: General requirements for access — New building work. The Access Code for Buildings and the National Construction Code refer to it for accessways, doorways, ramps, stairways, signs, toilets and other parts of buildings required to be accessible (Premises Standards 2010, Access Code, clause A3.1, Table 1).
What is the current edition of AS 1428.1?
The Access Code for Buildings and NCC 2025 Volume One call up the 2021 edition; NCC 2022 Volume One listed the 2009 edition, incorporating amendments 1 and 2 (NCC 2025 Volume One, referenced documents, Table 1; NCC 2022 Volume One, referenced documents, Table 1). The rules for public transport buildings still refer to the 2001 edition (Premises Standards 2010, Access Code, clause A3.1, Table 1).
Is AS 1428.1 mandatory?
The Access Code adopts it by reference in its deemed-to-satisfy clauses, and a building that complies with those clauses is taken to comply with the Premises Standards; a building that provides a level of access not less than they would is taken to comply too (Premises Standards 2010, section 3.2 and Access Code, clause A3.1).
What ramp gradient does AS 1428.1 require?
The free official texts do not give it: the Access Code and the NCC send ramps on an accessway to clause 7 of AS 1428.1. They do set a combined vertical rise of no more than 3.6 m for connected ramps, 1:14 for swimming pool ramps, and 1:8 for an exit ramp that is not an accessible ramp (Premises Standards 2010, Access Code, clauses D3.3, D3.11 and D5.2; NCC 2025, Part D3, clause D3D11).
What is the difference between AS 1428.1 and AS 1428.2?
AS 1428.1 holds the general requirements for access in new building work. AS 1428.2, Enhanced and additional requirements — Buildings and facilities, in its 1992 edition, is called up in the Access Code and NCC 2025 Volume One only for public transport buildings (Premises Standards 2010, Access Code, clause A3.1, Table 1; NCC 2025 Volume One, referenced documents, Table 1).
What does AS/NZS 1428.4.1 cover?
Tactile ground surface indicators, which warn people who are blind or have a vision impairment that they are approaching a stairway, an escalator, a ramp or another hazard listed in the clause. They must comply with sections 1 and 2 of AS/NZS 1428.4.1, in its 2009 edition (Premises Standards 2010, Access Code, clauses A3.1 and D3.8; NCC 2025, Part D4, clause D4D9).
More accessibility guides
- Disability Discrimination Act (Australia): Australia’s Disability Discrimination Act 1992: who it covers, access to premises, assistance animals, the Premises Standards for buildings and complaints.
- Accessibility laws by country: the ADA, the UK Equality Act, the Accessible Canada Act, Australia’s DDA and the EU rules, and what each covers.
- Braille signage: which signs need braille under the ADA, how high they go, on which side of the door, and the size of the dots.
- ADA ramp slope: the 1:12 rule, width, landings, handrails and edge protection.
- Approved Document M (Part M): Part M of the Building Regulations in England, volume by volume: M4(1), M4(2) and M4(3) homes, and ramps, doors, lifts and toilets in other buildings.
- 2010 ADA Standards: what each of the ten chapters covers, since when the Standards apply and to which buildings, with the guide for each element.
- Universal design: the seven principles, with an example from a building for each.
- All accessibility guides
Sources
Every figure in this guide comes from one of these official texts, which we read in October 2026.
- Disability (Access to Premises — Buildings) Standards 2010, with the Access Code for Buildings (Schedule 1). made under subsection 31(1) of the Disability Discrimination Act 1992, on the Federal Register of Legislation, compilation No. 3 of 23 November 2024; in force since 1 May 2011; read October 2026.
- National Construction Code 2025, Volume One: Referenced documents (Table 1, Schedule of referenced documents). Australian Building Codes Board, on ncc.abcb.gov.au, NCC 2025, published 1 May 2026; read October 2026.
- National Construction Code 2022, Volume One: Referenced documents (Table 1, Schedule of referenced documents). Australian Building Codes Board, on ncc.abcb.gov.au, NCC 2022, adopted from 1 May 2023; read October 2026.
- National Construction Code 2025, Volume One, Part D3: Construction of exits. Australian Building Codes Board, on ncc.abcb.gov.au, NCC 2025, published 1 May 2026; read October 2026.
- National Construction Code 2025, Volume One, Part D4: Access for people with a disability. Australian Building Codes Board, on ncc.abcb.gov.au, NCC 2025, published 1 May 2026; read October 2026.
- NCC 2025 state and territory adoption information. Australian Building Codes Board, on ncc.abcb.gov.au, read October 2026.
- National Construction Code 2025, Volume One, Part E3: Lift installations. Australian Building Codes Board, on ncc.abcb.gov.au, NCC 2025, published 1 May 2026; read October 2026.
- National Construction Code 2025, Volume One, Part F4: Sanitary and other facilities. Australian Building Codes Board, on ncc.abcb.gov.au, NCC 2025, published 1 May 2026; read October 2026.
- Disability Discrimination Act 1992. Parliament of Australia, on the Federal Register of Legislation, compilation of October 8, 2026 (C2026C00456).
Braillito Maps
Find places with ramps, accessible toilets or tactile paving near you in Braillito Maps
In Braillito Maps, every place answers ten questions: step-free entrance or ramp, wide doorway, accessible restroom, accessible parking, tactile paving, braille signage, braille menu, audible signals, guide dogs welcome and a quiet environment. It is built by the people who need it, and every place gets a score out of ten.
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