Mining – Application for mining lease – Statutory conditions – Proper construction of s 74(1)(ca)(ii) of Mining Act 1978 (WA) – Where statutory regime conferred power on executive government of State to grant exclusive rights to exploit resources of State – Where s 74(1)(ca)(ii) provided application for mining lease "shall be accompanied by" mineralisation report – Effect of non-compliance with s 74(1)(ca)(ii) – Whether non-compliance with s 74(1)(ca)(ii) invalidated exercises of jurisdiction to progress application through to grant.

Words and phrases – "condition precedent", "indefeasibility", "informality", "irregularity", "jurisdictional error", "shall be accompanied by".

Mining Act 1978 (WA) – ss 71, 74, 74A, 75, 116(2).