Our growth challenge
Our population is growing. Over the next 30 years it’s predicted we’ll need more than 40,000 new houses in Ōtautahi Christchurch to ensure everyone has a place to live. This means re-thinking some of our planning rules to allow more housing choice and provide greater opportunities for business development.
We need to provide for the growth of housing and commercial centres in the best locations, to help address issues such as climate change and housing affordability. This means more houses close to our growing commercial centres, where there’s good access to services, public transport networks and infrastructure. Living within easy reach of work, school and shops makes getting around easier and helps reduce transport emissions.
However, we also need to ensure development remains restricted in areas where there’s good reason, or limited where we need to protect and maintain areas of value.
Our proposed Housing and Business Choice Plan Change
Changes in our Housing and Business Choice Plan Change (Plan Change 14), which was publicly notified on 17 March 2023, are directed by government legislation.
There are new national standards for multi-housing developments called the Medium-Density Residential Standards (MDRS). The MDRS enables housing choice across Aotearoa New Zealand’s main urban areas. These standards support the development of three homes up to three storeys on each site, without the need for resource consent.
The National Policy Statement on Urban Development 2020 (NPS-UD) requires even greater building development than the MDRS – both residential and commercial – to be allowed within and around the central city, suburban commercial centres and planned high-frequency and high-capacity public transport. This is to enable more people to live near existing services, public transport networks and infrastructure. What we can influence is how much and where additional development should be enabled.
This proposed plan change creates a range of residential and commercial zones in Ōtautahi Christchurch, which will enable more development to happen at different heights, with the highest development enabled in the central city and suburban commercial centres.
The MDRS would’ve come into effect for most of Ōtautahi Christchurch from PC14’s notification date of 17 March 2023. However, it won’t come into effect until a final decision is made on the plan change in about March/April 2024. That’s because we’ve proposed a city-wide restriction, called a Qualifying Matter, to protect sunlight access for homes, which they would not get under the MDRS. Until the ‘Sunlight Access’ qualifying matter is decided on, as well as others we’re proposing, the MDRS can’t take effect.
What’s a Qualifying Matter?
Qualifying Matters are characteristics or qualities specific to some areas or properties, which means the rules enabling increased development will be modified to the extent necessary to maintain and protect values or manage effects. They are prescribed and defined under the Resource Management Act.
Additionally, we’re proposing a mechanism to help maintain the city’s tree canopy cover on land that is subdivided. Financial contributions could be required from those developing land that do not keep existing trees or plant 20 per cent tree canopy cover on a site, and 15 per cent tree canopy over any new road. We also propose identifying protected trees listed in the current District Plan as a Qualifying Matter.
To speed up the opportunity to develop more housing, a new planning process, called the Intensification Streamlined Planning Process (ISPP), has been introduced by the Government. The public can submit on the proposed intensification rules, but following hearings, no appeals will be allowed. However, Judicial Review to the High Court remains possible.
Under the process, the Housing and Business Choice Plan Change and Heritage Plan Change must be completed within a fixed timeframe. While the Minister for the Environment has yet to formally confirm a new date after the delay of notification, we expect this will be in March/April 2024.
What we can influence
We need to accept:
- The Government’s direction around intensification, including the Medium-Density Residential Standards
- Timelines for notification and decision-making
- The level of technical information and minimum evidence needed
- The Intensified Streamlined Planning Process.
We can influence:
- The extent of some changes, such as building heights above the MDRS, or the geographic area of proposed new medium, high and mixed use zones
- To what extent a property or area should be either more, or less enabled for development through Policy 3 of the NPS-UD
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What effects the Council will consider when a resource consent is required – taking the technical evidence into account. Effects include matters such as overshadowing, privacy, dominance, design, safety, and access to services.
What we’ve changed
On 8 September 2022, the Council voted not to notify a previous version of Plan Change 14. Since then, this alternative proposal has been drafted and, following approval from the Council on 1 March 2023, publicly notified.
The table below is a summary of changes and additions made to the 2022 version of the plan change.
Topic | Summary of changes made |
New and modified Qualifying Matters |
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New and modified residential controls |
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New and modified commercial controls |
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New and modified school and hospital controls |
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Zoning changes |
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The proposed zones
The proposed plan change identifies residential and commercial zones where greater levels of development is enabled (densities and heights). In some zones, this will still be subject to resource consent where several matters must be considered, mostly in regard to site layout and building design.
Medium-Density Residential Zone
This zone is the baseline for increasing housing in our city. Rules for this zone are legally required by the Enabling Housing Act and must be applied to most residential areas of Ōtautahi Christchurch. This Act introduced the Medium-Density Residential Standards that will allow the development of up to three homes of up to 12 metres on a single property, without resource consent – if they comply with the specified standards.
While the MDRS will apply across all urban residential areas, we’re proposing to limit the extent of where such development would apply through Qualifying Matters. See section on qualifying matters for further information.
Subdividing
A subdivision of land that is currently vacant will need to have lots that are at least 400 metres2.
For a site that contains a house, there will be no minimum allotment size when subdividing around the existing house or a planned consented house.
A subdivision that includes existing or consented homes will not need any form of written approval from neighbouring properties, or notification of the intent to subdivide.
Building height and occupation of land
Buildings that could be constructed without a resource consent may:
- Be up to 12 metres high, with a recession plane taken from three metres above the property boundary and at an angle of between 50 and 60 degrees, depending on site orientation (see Sunlight Access Qualifying Matter).
- Be setback 1.5 metres from the front boundary and 1 metre from side and rear boundaries.
Cover up to 50 per cent of the site. - Have ground floor units with at least 20 metres2 of dedicated outdoor living space, or at least a combined eight metres2 on other floors, such as a balcony or roof terrace.
- Have at least 20 per cent of the site grassed or planted, and 20 per cent tree canopy cover either planted, retained, or payable as a financial contribution (see Financial Contribution section).
- Have at least 20 per cent of the street-facing façade glazed, or 17.5 per cent under specific conditions
- Be compliant with other new standards, including services, minimum unit size, habitable rooms, and updated fencing standards.
Proposed buildings that do not follow all these requirements will need a resource consent, which may need neighbours’ approval, but will not need to be publicly notified (for developments of three or fewer units).
Resource consent is needed when four or more units are constructed. However, no written approval from neighbouring properties or notification is needed for the construction of four or more units, when complying with the above rules.
The MDRS for this zone are legally required by government legislation. The Council can make MDRS more lenient or restrict standards further by identifying Qualifying Matters. Additional controls may also be added where they do not compromise the MDRS.
Precincts within the Medium-Density Residential Zone
We’re proposing that some areas of the city within the Medium-Density Residential Zone include precinct overlays.
Precincts may enable more or higher housing or may have a different minimum lot size in areas such as the Port Hills areas of Cashmere and lower Huntsbury (where the MDRS apply).
High-Density Residential Zone
We propose concentrating this zone around our larger commercial centres, including the central city. We’re required to enable at least six storeys surrounding the walkable catchment of these centres, so we propose enabling heights of 20 metres within at least 1.2 kilometres of the central city and smaller walking catchments for other centres. In the central city, this would enable the construction of apartment buildings and multi-storey flats, with sites closest to the central city enabled to 32 metres, or about 10 storeys. Any high-density area further away from the central city would be limited to 20 metres.
Subdividing
- Vacant sites when subdivided must have allotments of at least 300 metres2.
- For a site that contains a house, there is no minimum allotment size when subdividing around the house or a planned house with a consent.
- Any subdivision that includes existing or consented homes does not need any form of written approval or notification from neighbouring properties.
Building height and occupation
Housing that could be constructed without a resource consent will:
- Be up to 14 metres in height, subject to a recession plane, with residential units being no less than two storeys in height.
- Take the recession plane from three metres above the boundary at an angle of between 50 and 60 degrees, depending on site orientation (Sunlight Access Qualifying Matter). Recession planes do not apply along the front of a site when constructing three or more dwellings (up to 14 metres in height), or where above 14 metres and setback at least six metres from side and rear boundaries.
- Be set back 1.5 metres from front boundaries and one metre from side and rear boundaries, with buildings above 12 metres required to be set back between six and eight metres, depending on orientation.
- Cover up to 50 per cent of the site, with the option of 60 per cent site coverage when specific conditions are met
- Have ground floor units with at least 20 metres2 of dedicated outdoor living, or at least a combined 8 metres2 on other floors, such as a balcony or roof terrace – with less needed for one-bed units.
- Have at least 20 per cent of the site grassed or planted, and 20 per cent tree canopy cover either planted, retained, or payable as a financial contribution (see Financial Contribution section).
- Have at least 20 per cent of the street-facing façade glazed, or 17.5 per cent under specific conditions.
- Be compliant with other new standards including services, minimum unit size, habitable rooms, and updated fencing standards.
Housing that does not meet one or more of these standards will need resource consent and may need written approval from neighbouring properties but will not be publicly notified (for developments of three or fewer units).
Resource consent is required when four or more housing units are constructed. However, no written approvals or notification is needed for the construction of four or more units when complying with the height and other standards above.
Housing of between 14 and 20 metres will be managed via resource consent, as follows:
- Housing that is up to 20 metres in height requires greater open space to be provided by recessing upper floors and increasing outdoor living space at the ground level. When evaluating a consent application, we will consider building dominance, privacy, shading, necessity of height, building modulation and building location relative to transport and amenities.
- Housing that is up to 32 metres in height will have the same controls as those up to 20 metres, but will also require these upper floors to be set back six metres from side boundaries and rear boundaries, and three metres from front boundaries. These form standards help reduce the effects from larger buildings. We will be able to consider the same matters as above when granting consent.
- Buildings exceeding 20 metres will also need to be evaluated for their effect on wind.
The increased height limit of 32 metres is proposed to be limited to only those areas immediately surrounding the central city. Other areas are proposed to be limited to 20 metres.
Changes to Commercial Zones
The NPS-UD enables even greater building development than what is allowed under the MDRS within and around the central city and suburban commercial centres. It is important to note that while greater development is enabled, resource consent will still most likely be needed.
There is a hierarchy of commercial centres, based on the direction set in the NPS-UD and national planning standards, and we’re proposing different zones in and around these centres. The highest development – both residential and commercial – will be enabled in and around our biggest commercial centres, with this gradually reducing out to our smaller ‘Neighbourhood Centres’.
The proposed height of development enabled is based on access to services, public transport, walking and cycling networks, and infrastructure available in these commercial centres. It is important to note that the commercial centre boundaries are not changing, but the height of what can be built within and surrounding them is increasing.
Heights within and around commercial centres
The table below shows the different centres and building heights that we propose enabling within and around our commercial centres.
Centre type | Building height |
Neighbourhood Centre and Small Local Centres Small isolated commercial areas, like local dairies |
Increased to 12 metres, in line with Medium-Density Residential Zone |
Medium Local Centres Bishopdale, Prestons*, Barrington, Belfast/Northwood** |
Increased to 14 metres (four storeys, depending on building design), in line with being a precinct within the Medium-Density Residential Zone |
Large Local Centres Sydenham, Merivale, Church Corner |
Increase to 20 metres (six storeys, depending on building design), in line with High-Density Residential Zone |
Town Centres Linwood, Belfast/Northwood**, North Halswell, Shirley/Palms* |
Increase to 20 metres (six storeys, depending on building design), in line with the High-Density Residential Zone |
Large Town Centres Riccarton, Hornby, Papanui |
Increase to 22 metres for commercial developments (six storeys, depending on building design) and 20 metres in the surrounding High-Density Residential Zone |
City Centre (This area is currently the Commercial Central City Business Zone in the District Plan) |
90 metres, except for:
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* For areas outside of the vacuum sewer wastewater system constraints only. Please see section below on Infrastructure for more.
** The Belfast Commercial Centre has been proposed as a Town Centre (enabling 20-metre commercial buildings) with the surrounds enabling 14-metre residential buildings.
Subdividing
Subdivision thresholds within commercial centres are not changing from what the current District Plan anticipates (250 metres2 for suburban commercial centres and no minimum lot size for the central city). Subdivision thresholds around commercial centres will vary in accordance with the relevant residential, industrial, or mixed-use zone provisions.
All subdivision applications (regardless of zone or allotment size) will trigger the need for resource consent.
City Centre Zone
Our city centre is where we want the most and highest development to occur, such as high-rise offices and residential apartment blocks.
The NPS-UD requires us to maximise development opportunities within the City Centre Zone. This includes everything currently zoned as Commercial Central City Business, which is loosely bordered by Madras, Tuam, Montreal and Kilmore streets, and either side of Victoria Street to Bealey Avenue.
Resource consent will still be needed to ensure that development is of a high quality but building heights up to 90 metres are anticipated. Lower height limits will apply around Whiti-reia Cathedral Square and Victoria Street to manage shading and building dominance on important public spaces and adjoining lower-rise residential neighbourhoods. Qualifying Matters apply to areas like New Regent Street and the Arts Centre where limiting heights will protect heritage values.
Subdividing
There is no proposed change from the current District Plan so we’re continuing to provide no minimum site size for subdivision in the Central City Zone.
Building heights and development
We propose adjusting building heights within the City Centre Zone. However, a resource consent will be needed for most developments within the central city to enable us to assess the effects of shading, wind, and urban design requirements. Some rules are changing to ensure that development in the City Centre is of a quality expected for our pre-eminent commercial centre.
Our adjusted height limit in the City Centre Zone is 90 metres except for:
- 45 metres – Victoria Street commercial area and sites around Whiti-reia Cathedral Square
- 28 metres – New Regent Street interface
- 16 metres – Arts Centre
- 8 metres – New Regent Street
Central City Mixed-Use, Commercial Mixed-Use and Industrial zones
We’re adjusting the requirements for new developments in some of the Central City Mixed-Use Zone and the Commercial Mixed-Use Zone. These are within the walkable catchments of commercial centres that the NPS-UD directs us to intensify further, to create a city with its highest buildings at its centre, gradually decreasing in height out to the suburbs.
The proposed amendments include:
- Enabling heights of up to 32 metres in the Central City Mixed-Use zones, except within the Southern Central City Mixed-Use (CCMU) Precinct, where 21 metres will be enabled.
- Adding provisions that support high-quality outcomes for residential development in the Mixed-Use zones.
- Re-zoning Industrial General-zoned land, within close proximity of the City Centre Zone (across Addington, Sydenham, and Phillipstown, south of Ferry Road), to Mixed-Use, and adding a Comprehensive Housing Precinct to the zone to enable high-density residential activity up to 20 metres in height, including a Development Plan to provide an indicative location of laneway connections in the precinct.
- Introducing a Brownfield Overlay in the Industrial General Zone for land close to suburban commercial centres, which enables medium-density residential development.
Subdividing
The minimum lot size for subdivision in the Mixed-Use Zone will remain at 250 metres squared, while the Central City Mixed-Use zones will stay at 500 metres squared.
Building heights and development
Within the Central City Commercial Mixed-Use Zone, permitted building heights will increase from 17 to 32 metres, to match the surrounding High-Density Zone. This will exclude the Southern CCMU Precinct, where 21 metres will be enabled. The building heights permitted in the Commercial Mixed-Use Zone will increase to 20 metres, to match surrounding areas. Rules to manage the effects of new buildings will be similar to the city centre. Proposed housing in the Central City Mixed-Use Zone and Commercial Mixed-Use zones will need to meet the residential development standards as set for the High-Density Residential Zone.
Financial contributions
Changes to the Resource Management Act mean we’re now able to ask for Financial Contributions from anyone looking to develop land, even when a resource consent isn’t needed (as per the new direction of the Enabling Housing Act).
Financial Contributions differ from Development Contributions, which are charged through the resource consenting process to ensure anyone developing land pays a fair share of the cost of providing more infrastructure to their development.
Development Contributions are narrower in scope and are used to recover the costs for new assets or to increase the capacity of infrastructure. Financial Contributions can be collected to manage the direct impacts of a particular development. Councils can charge anyone developing land both Financial Contributions and Development Contributions but cannot recover more than the financial impact of the development.
We’re proposing that anyone wishing to develop land may need to pay Financial Contributions to help mitigate some of the negative effects caused to our city’s tree canopy. To avoid paying Financial Contributions those developing land must either plant at least 20 per cent tree-canopy cover on a site or retain existing trees. Any development creating new roads will need to ensure that at least 15 per cent of the road reserve has tree canopy.
Financial Contributions will be used by us to plant trees on Council-owned land.