Vancouver Zoning & Multiplex Development Glossary

Plain-language definitions for Vancouver zoning and multiplex development: FSR ratios (R1-1, RM-9B, 0.70 to 2.0), SSMUH, Bill 44, setbacks, massing, density bonuses, stratification, and more. Published by VanPlex.

Approving Officer

The local official appointed under the Land Title Act to approve subdivision plans. A strata plan needs an approving officer's approval when it is a bare land strata plan or a phased strata plan. Read the strata guide page

Bare Land Strata

A strata whose lot boundaries are set by survey markers on the ground. The Province says each owner is responsible for insuring and maintaining the buildings on their own lot, and the strata repairs shared common property such as roads. Read the strata guide page

Bill 44

British Columbia's housing legislation (2023) that mandates municipalities allow multiplex development on single-family lots. This provincial law requires cities like Vancouver to permit 3-6 units on lots previously zoned for single-family homes, revolutionizing the missing middle housing market.

Building Permit (BP)

A permit issued by the City of Vancouver after Development Permit approval, authorizing construction to begin. The Building Permit process ensures structural, electrical, plumbing, and mechanical systems meet BC Building Code requirements for multiplex developments.

Buildable Area

The total floor space that can be constructed on a lot, calculated using FSR (Floor Space Ratio) multiplied by lot size. For Vancouver multiplexes, buildable area determines how many units and square footage can be developed under R1-1 zoning regulations.

Co-Development

A partnership model where VanPlex and the property owner collaborate on multiplex development. The developer typically handles financing, construction, and project management, while the owner contributes the land. Profits are shared upon completion, often requiring zero upfront capital from the homeowner.

Common Property

The land and buildings on a strata plan that are outside every strata lot, plus the pipes, wires and ducts in walls between lots or that serve more than one lot. The owners own it together, each in the share set by unit entitlement. Read the strata guide page

Construction Financing

Short-term loans specifically designed for building multiplexes in Vancouver. Construction financing typically covers land acquisition, building costs, and soft costs. Interest is paid on drawn amounts, with the loan converting to permanent financing or being paid off through unit sales upon completion.

Contingency Reserve Fund

A strata's savings fund for costs that come less often than once a year, such as a new roof. Since November 1, 2023, a BC strata must put at least 10% of its operating budget into it every year. Read the strata guide page

Depreciation Report

A study by a qualified professional of the cost and expected life of a strata's major shared parts over 30 years, used to plan the contingency reserve fund. A strata with 5 or more lots must get one at least every 5 years; a strata with fewer than 5 lots is exempt. Read the strata guide page

Development Permit (DP)

The first major permit required for Vancouver multiplex projects, focusing on site planning, design, and compliance with zoning bylaws. The DP process reviews building placement, landscaping, parking, and architectural design before construction can proceed to the Building Permit stage.

Duplex

A two-unit multiplex building on a single lot. Under Vancouver's R1-1 zoning, most single-family properties can be converted to duplexes as a minimum, with potential for additional units (triplex, fourplex) depending on lot size and other factors.

Density Bonus

Additional buildable floor space granted by the City of Vancouver for meeting specific criteria. For multiplexes, Net Zero energy efficiency design can unlock density bonuses allowing larger buildings than standard FSR limits, increasing unit count and profitability.

Floor Space Ratio (FSR)

A key zoning metric that determines buildable area. FSR is the ratio of total building floor area to lot size. For example, a 500 sq m lot with 1.0 FSR allows 500 sq m of building. Vancouver multiplexes under R1-1 zoning typically have base FSR of 0.7 to 1.2, with potential bonuses for Net Zero design.

Form B Information Certificate

The certificate a BC strata must give an owner or buyer within one week of a request. It shows the lot's fees, money owing, special levies, the reserve fund balance, insurance and other facts, and the fee is capped at $35 plus 25 cents a page. Read the strata guide page

Form F Certificate of Payment

The certificate a strata gives when an owner owes it nothing or has arranged to pay. A sale of a strata lot cannot be registered without one; it costs at most $15 and is current for 60 days. Read the strata guide page

Fourplex

A four-unit multiplex building on a single lot. Fourplexes are commonly achievable on standard Vancouver lots (280+ sq m) under R1-1 zoning and represent a popular target for maximizing ROI while staying within regulatory limits.

Feasibility Analysis

A comprehensive assessment of a property's multiplex development potential. VanPlex's feasibility analysis includes zoning eligibility, maximum unit count, construction cost estimates, market value projections, and profit proformas to determine if conversion makes financial sense.

Gentle Density

A planning approach that adds more housing units within established neighbourhood forms by enabling multiplexes, rowhouses, laneway homes, and cottage courts. In BC, gentle density is implemented through Bill 44 and local bylaws that unlock 3 to 6 units on single-family lots while maintaining human-scale design.

Gentle Density Launch Kit

VanPlex's toolkit combining multiplex pro forma templates, consultant scopes, and permit submission checklists to help homeowners and investors execute gentle density projects from feasibility through construction.

Limited Common Property

Common property set aside for the exclusive use of one or more strata lots, such as a patio or a parking stall. It is shown on the strata plan or set by a later owner vote. Read the strata guide page

Multiplex

A residential building containing 3 to 6 units on a single lot, now permitted throughout most of Vancouver under R1-1 zoning. Multiplexes fill the 'missing middle' housing gap between single-family homes and large apartment buildings, offering ownership and rental opportunities.

Massing

The three-dimensional form and shape of a building, including height, width, setbacks, and overall volume. Vancouver's multiplex massing regulations control building envelope to ensure developments fit neighbourhood character while maximizing buildable area within zoning constraints.

Missing Middle Housing

A housing category between single-family homes and high-rise apartments, including duplexes, triplexes, fourplexes, and small apartment buildings. Vancouver's multiplex legislation specifically targets missing middle housing to address affordability and supply issues while maintaining neighbourhood scale.

Net Zero

A building design standard where annual energy consumption equals renewable energy generated on-site. Vancouver multiplexes achieving Net Zero certification receive density bonuses (additional FSR), allowing more units or larger spaces, significantly increasing development value and marketability.

Owner Developer

The person or company registered as owner of the land when the strata plan is filed, who then sells the new strata lots. Until the first annual general meeting it acts as the strata council and owes set duties to buyers. Read the strata guide page

PlexCheck Toronto

VanPlex's free lot-level analyzer for Toronto addresses, at /plexcheck-toronto. It stamps the zoning from the City of Toronto's Zoning By-law 569-2013 layer at the City's own address point, reads the lot area from the City parcel record, applies the multiplex unit ceiling for that zone and ward, and prices the build against CMHC Rental Market Survey rents for the surrounding survey zone. An address resolves only when exactly one zoning polygon and one parcel match it. The visitor supplies the property value, because Ontario publishes no current per-property valuation: MPAC assessments go only to the owner and reassessment is frozen at January 1, 2016 values.

PlexRank™

VanPlex's proprietary scoring system for ranking residential lots by multiplex development viability. PlexRank™ combines zoning eligibility, lot geometry, servicing capacity, financial projections, and market conditions to identify the top opportunities among 86,000+ analyzed GVRD properties.

PlexScore™

A 0 to 10 rating of a single lot's modelled multiplex return, shown on the VanPlex proforma and on PlexCheck Toronto. The score is derived from the project's modelled return on equity (ROE), banded into ten steps, and grouped into tiers: 8 and above is a Prime Plex Opportunity, 6 to 7 is High Growth Potential, 5 is an Emerging Prospect, and below 5 is flagged for further exploration. PlexScore™ rates one property; PlexRank™ ranks properties against each other.

Previously Occupied Building

A building where any unit has been occupied at any time, for any purpose, other than a developer's display unit. Turning it into strata titles needs approval from the city or regional district under section 242 of the Strata Property Act. Read the strata guide page

Proforma

A financial projection estimating costs, revenues, and profits for a multiplex development. A typical Vancouver multiplex proforma includes land value, construction costs, financing expenses, unit sale prices, and net profit. VanPlex provides detailed proformas showing expected ROI based on current market data.

Permit-Ready

The stage when architectural plans and documentation are complete and ready for Development Permit submission to the City of Vancouver. Achieving permit-ready status typically takes 2 to 4 months and involves finalizing designs, engineering reports, and compliance documents.

R1-1 Zoning

Vancouver's residential zoning classification for single-family lots that now permits multiplex development under Bill 44. R1-1 zoning allows 3 to 6 units depending on lot size, with specific regulations for setbacks, height, parking, and FSR. Most Vancouver single-family properties fall under R1-1.

RM-9B Zoning

A Vancouver residential multiple-dwelling district schedule that applies to moderate-density apartment sites. RM-9B sets a base floor space ratio (FSR) of 0.70 for strata buildings and 0.90 for secured rental. These sites allow 3 to 5 storey wood-frame construction and are common in areas like East Vancouver and along arterials where gentle apartment-scale infill is permitted. The City of Vancouver's District Schedule for RM-9B outlines all setback, height, and FSR rules: look it up in full on the City's Zoning + Development Bylaw portal.

RT-8 Zoning

A Vancouver residential two-family (RT) district schedule allowing townhouse and two-family dwellings on lots in established residential areas, often in neighbourhoods like Mount Pleasant and Grandview-Woodland. RT-8 lots can sometimes achieve 3 to 4 units under Bill 44 SSMUH rules. Check the City of Vancouver Zoning + Development Bylaw for the current setback, height, and site coverage standards.

ROI (Return on Investment)

The financial gain from a multiplex development expressed as a percentage of the initial investment. Vancouver multiplex conversions can achieve significant ROI over traditional sale prices, with homeowners potentially gaining equity within 18 to 24 months through the development process. Actual returns depend on property size, location, construction costs, and market conditions.

Rezoning

The process of changing a property's zoning designation. Unlike traditional developments requiring rezoning applications, Vancouver multiplexes under Bill 44 do NOT require rezoning: R1-1 lots are already permitted for multiplex use, which removes a rezoning application from the approval process and timeline.

ROE (Return on Equity)

A metric used in multiplex development to measure profit relative to the equity a homeowner has tied up in their property. VanPlex's PlexRank™ system uses ROE to identify which lots generate the strongest returns for landowners who contribute equity through co-development.

Small-Scale Multi-Unit Housing (SSMUH)

British Columbia's gentle density housing class that legalizes 3 to 6 primary units on lots historically zoned for single-family homes. Municipal bylaws such as Vancouver's R1-1 and Burnaby's R1 SSMUH implement the provincial mandate with local setbacks, height, and servicing requirements.

Setback

The minimum required distance between a building and property lines (front, rear, sides). Vancouver multiplex setback regulations vary by lot size and zoning, typically ranging from 1.2m to 6m. Setbacks ensure adequate spacing, light, privacy, and access while maximizing buildable area.

Site Coverage

The percentage of a lot covered by buildings, expressed as a ratio. Vancouver multiplex developments must comply with maximum site coverage limits (typically 40 to 50% of lot area) to preserve green space, drainage, and neighbourhood character while accommodating multiple units.

Special Levy

A one-time charge to owners for a stated purpose, paid on top of strata fees. It needs a 3/4 vote if it is split by unit entitlement, or a unanimous vote for any other split. Read the strata guide page

Strata Council

The owners elected at each annual general meeting to run the strata corporation between meetings. Under the Standard Bylaws, every owner is on council when the strata has fewer than 4 lots or 4 owners. Read the strata guide page

Strata Lot

A lot shown on a strata plan, with its own title and its own number. In a building, its boundary is the middle of the wall, floor or ceiling it shares with another lot or with common property, unless the plan shows another boundary. Read the strata guide page

Strata Plan

The plan filed at the Land Title Office that divides land or a building into strata lots and common property. Filing it creates the strata corporation, whose legal name is "The Owners, Strata Plan" followed by the plan number. Read the strata guide page

Stratification

The legal process of dividing a multiplex into separately owned units (condominiums). Stratified multiplexes allow each unit to be sold individually, maximizing profit for developers. Alternatively, multiplexes can remain as single-title rental properties or be subdivided into strata lots.

Triplex

A three-unit multiplex building on a single lot. Triplexes are a common minimum multiplex configuration under Bill 44 and are achievable on most Vancouver R1-1 lots, offering a balanced approach between development complexity and profit potential.

Turn-Key Development

A full-service development model where VanPlex handles all aspects of multiplex conversion from feasibility to completion. Turn-key service includes design, permitting, financing arrangement, construction management, and sales/rental coordination, requiring minimal involvement from the property owner.

Unit Count

The number of residential units in a multiplex development. Vancouver R1-1 zoning permits 3 to 6 units on single-family lots depending on lot size, with larger lots potentially accommodating more units. VanPlex's analysis calculates maximum achievable unit count for any address.

Unit Entitlement

The number on the strata plan's Schedule of Unit Entitlement that sets each strata lot's share of the common property and of the strata's expenses. For a residential lot it is the habitable area in square metres, the same whole number for every lot, or a number the Superintendent of Real Estate approves. Read the strata guide page

Upzoning

The process of increasing development density allowed on a property. Bill 44 represents a city-wide upzoning of Vancouver's single-family neighbourhoods, transforming R1-1 lots from single-family-only to multiplex-permitted zoning without individual applications, unlocking significant property value.

Vancouver Multiplex Index

VanPlex's proprietary data analysis tool that has evaluated over 86,000 Vancouver properties for multiplex development potential. The Index assesses R1-1 zoning eligibility, optimal unit count, estimated construction costs, and projected ROI to identify the best multiplex conversion opportunities across the city.

Variance

A permit allowing deviation from standard zoning regulations. While Vancouver multiplex developments under R1-1 typically comply with as-of-right zoning (no variance needed), variances may be sought for setback relief, height exceptions, or parking reductions to optimize design and unit count.

Zoning Bylaw

Municipal regulations governing land use, building size, setbacks, and density. Vancouver's Zoning Bylaw was updated under Bill 44 to permit multiplexes on R1-1 lots. Understanding zoning bylaws is critical for multiplex feasibility. VanPlex provides free instant zoning checks for Vancouver properties.