commissaire-aux-comptes

A Luxembourg statutory audit follows a 7-phase REA workflow: acceptance and planning, risk assessment, entity understanding, controls and substantive tests, finalization, audit report drafting, and post-report archiving. Each phase aligns with ISA standards adopted in Luxembourg.

A REA audit report in Luxembourg requires ISA standards including ISA 210 for mission letters, ISA 315 for risk assessment, ISA 330 for procedures, ISA 520 for analytical review, ISA 580 for management representation, and ISA 700 or 701 for the final report structure with KAM when applicable.

Risk-based audit procedures are designed cycle-by-cycle across treasury and banks, sales and receivables, purchases and payables, inventory, fixed assets, personnel, equity movements, and taxes including TVA reconciliation, ensuring evidence prerequisites like confirmations and inventory presence are met.

A Luxembourg REA statutory audit requires a mission letter under ISA 210, a planning memo, an audit program, a management representation letter under ISA 580, and an ISA 700 or 701 report structure. Dossier retention must be maintained for 5 to 10 years.

Yes, the statutory audit workflow supports Luxembourg companies with a 31 December closing date by producing a complete REA audit workplan including mission letter objectives, materiality approach, cycle-by-cycle procedures, and an ISA 700 or 701 style report outline.

A REA audit must enforce independence constraints under UE 537/2014 for EIP, continuity checks under ISA 570, fraud focus under ISA 240, written references, evidence prerequisites including confirmations and inventory presence, and dossier retention of 5 to 10 years to meet CSSF and IRE expectations.