WESTERN AUSTRALIAN INDUSTRIAL RELATIONS COMMISSION CITATION : 2025 WAIRC 00682 CORAM : COMMISSIONER T B WALKINGTON HEARD : TUESDAY, 1 OCTOBER 2024, MONDAY, 30 SEPTEMBER 2024 DELIVERED : MONDAY, 11 AUGUST 2025 FILE NO. : B 67 OF 2023 BETWEEN : JESSICA MCCARTHY Applicant AND MY FOODIE BOX LIMITED Respondent CatchWords : Industrial Law (WA) - Contractual benefits claim - Entitlements under contract of employment - Contractual Interpretation - Whether applicant's employment contract was varied - Contractual variation found - Reasonable additional hours - Payment of additional hours - Payment of time off in lieu - Unjust enrichment - Quantum meruit - Payment for balance of remaining notice period - Application dismissed in part Legislation : Fair Work Act 2009 (Cth) Industrial Relations Act 1979 (WA) Result : Order for Balance of Notice Period Remaining Application Dismissed Representation: Applicant : Ms J McCarthy Respondent : Ms M Hughes and Mr B Hughes Case(s) referred to in reasons: Benge & Anor v Bluescope Steel (AIS) Pty Ltd (No.2) [2020] FCCA 515 B.P. Refinery (Westernport) Pty Ltd v Shire of Hastings (1977) 180 CLR 266 Cantor Fitzgerald International v Callaghan & Ors (1999) 2 All ER 411 Dorsch v HEAD Oceania Pty Ltd [2024] FCA 162 GEC Marconi Systems Pty Ltd v BHP Information Technology Pty Ltd (2003) 128 FCR 1 HotCopper Australia Ltd v Saab [2001] WAIRC 03827; (2001) 81 WAIG 2704 105 W.A.I.G. WESTERN AUSTRALIAN INDUSTRIAL GAZETTE 2089 Levi Rohan v S&DH Enterprises PTY LTD [2023] WAIRC 00076; (2023) 103 WAIG 174 Roude v Helwani [2020] NSWCA 310 Simone Jade Stewart v Next Residential [2016] WAIRC 00756; (2016) 96 WAIG 1354 Wegener v The Trustee for Cottesloe Hotel Trust & the Trustee for Richmond Equity Fund [2022] WAIRC 00156; (2022) 102 WAIG 280 Reasons for Decision 1 On 21 November 2023, Ms Jessica McCarthy (the applicant) filed a claim to the