EPISODE · Jul 28, 2026 · 33 MIN
The Subdivision Trap: Why Granny Flats Often Win, with Mark Wiedermann
from That Backyard Property Podcast · host Michael Killiner
A proposed change to Perth's R20 code could hand up to 50,000 property owners the ability to subdivide, dropping the minimum lot size from 900 to 700 square metres. In this episode, Michael sits down with Mark Wiedermann, director of ANWEST Lifestyle, to unpack the 2024 granny flat law changes, how positively geared secondary dwellings could help offset new tax rules, and what it actually takes to build one in your backyard.🔔 Subscribe & leave a comment with your questions, we build episodes around what YOU want to know.General advice only and not personal advice. CRN 485467In this episode:Why the 2024 law change removed planning approval for granny flats but not the riskWhat still needs a building permit and why build quality hasn't changedWho is actually building granny flats right now, from families to investorsHow positively geared secondary dwellings could help offset the new tax rulesReal numbers on rental income when you add a second dwelling to a propertyHow much land you actually need to fit a granny flat on your blockThe biggest misconceptions homeowners have about setbacksWhy modular builds are becoming the future amid a growing tradie shortageThe proposed R20 change that could let 50,000 Perth properties subdivideMark's own leap from a corporate executive career into building this businessSubscribe:https://youtube.com/@ThatBackyardPropertyPodcastInstagram: https://instagram.com/backyardpropertypod?igsh=MWhkOWx5YzJxdDc3ag==Website: https://tuskfinance.com.auConnect with Michael: Facebookhttps://facebook.com/tuskfinancemk, Instagramhttps://instagram.com/mortgageswmichael, LinkedInhttps://linkedin.com/in/michaelkilliner, TikTokhttps://tiktok.com/@backyardpropertypodcast, Tusk Finance: [email protected]:(00:00) The backyard question every Perth homeowner is asking(01:00) Meet Mark Wiedermann, director of ANWEST Lifestyle(02:00) The 2024 change that removed planning approval, and its hidden risk(03:00) Why the building permit still protects build quality(05:00) Who's actually building granny flats: families vs investors(06:00) Positively geared properties and the new tax rules explained(08:00) Real numbers: rent, CGT and the positive gearing math(10:00) How much land you actually need for a granny flat(12:00) The biggest misconceptions about setbacks and utilities(14:00) Timeline: permit to move in ready in 16 weeks(16:00) Modular builds and the looming tradie shortage(17:30) The R20 proposal: lot size drops from 900 to 700 square metres(20:00) The NIMBY debate: what happens to my street(23:00) Subdivide or build a granny flat: how to decide(25:00) Mark's leap from corporate executive to business owner(31:00) Final thoughts and where to send your questionsProduced by Podwave Studios: https://www.podwavestudios.au#PerthProperty #GrannyFlat #SecondaryDwelling #PropertyInvesting #AustralianProperty #RealEstateInvesting #WAPropertyMarket #RCodes #Subdivision #PositiveGearing #PropertyPodcast #PerthRealEstate #InvestmentProperty #RentalIncome #ModularHomes #PropertyMarket #WesternAustralia #PerthHousing #PropertyStrategy #FinancePodcast
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The Subdivision Trap: Why Granny Flats Often Win, with Mark Wiedermann
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