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Class 1 — Merit appeal Mosman Municipal Council 01 July 2026

Helm No. 21 Pty Limited v Mosman Municipal Council [2026] NSWLEC 81

Before: Beasley J · NSW Land and Environment Court

Floor Space / FSRDensity / Bulk & ScaleHeritageCharacter / StreetscapePrivacyOvershadowing / SolarTraffic / ParkingNoise / AmenityConciliation / Agreement

Summary

CIVIL PROCEDURE — Notice of motion seeking joinder — Heritage impacts — Privacy impacts — Application for joinder dismissed

Catchwords

CIVIL PROCEDURE — Notice of motion seeking joinder — Heritage impacts — Privacy impacts — Application for joinder dismissed

Outcome

(1) The Joinder Applicants’ motion filed on 19 June 2026 is dismissed. (2) Unless any party notifies my Associate by email within 7 days of the date of this judgment that it wishes to make an application for costs, there will be no order as to costs.

Legislation cited

Environmental Planning and Assessment Act 1979 (NSW), s 8.15   Mosman Local Environmental Plan 2012 State Environmental Planning Policy (Housing) 2021 (NSW), s 19, Sch 10 Uniform Civil Procedure Rules 2005 (NSW), r 6.24

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Authoritative text on NSW Caselaw · ~41k words

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