How to Change Company Details in Monaco

Reference for modifying company information in Monaco: address, activity, managers, shareholders, articles, and official declarations.

Last updated: 2026-04-07
Monaco — business

Key facts

RCI renewal
Every 5 years
Articles amendments
Required for major changes
Publication
Journal de Monaco for certain changes
Beneficial owner
Must be updated with changes

Overview

Monaco businesses must declare changes to company information promptly and correctly. Different types of changes have different procedures – some require simple declarations, while others require formal amendments and publication. Staying current with updates is essential for legal compliance.

Types of Company Changes

Changes Requiring RCI Amendment

  • Business activity changes
  • Registered office relocation
  • Business name changes
  • Change in legal form
  • Addition or removal of business activities

Changes Requiring Article Amendments (SAM)

  • Change in company object/purpose
  • Modification of share structure
  • Director appointments (SAM only)
  • Shareholder composition changes
  • Changes to governance provisions

Changes Requiring Simple Declarations

  • Manager contact information
  • Internal restructurings (if within same legal form)
  • Administrative address updates (if different from registered office)

Registered Office Changes

Procedure

  1. Decide on new address (must comply with Monaco requirements)
  2. Update articles or prepare RCI amendment document
  3. File with Trade Registry
  4. Update beneficial owner records if applicable
  5. Notify tax authorities

Requirements

  • New address must be in Monaco
  • Physical location must exist
  • May require lessor authorization
  • Update company records accordingly

Timeline

  • Declare before or on effective date of move
  • Update signage and official correspondence
  • Notify customers, suppliers, authorities

Business Activity Changes

Adding Activities

  • Identify new activity codes
  • Prepare RCI amendment
  • File with Trade Registry
  • Update insurance if necessary
  • Notify relevant professional bodies

Removing Activities

  • Prepare RCI amendment
  • File with Trade Registry
  • Update articles if activity was part of company object

Major Activity Changes

  • If fundamental to company purpose, may require article amendment
  • SAM may require more formal procedures
  • SARL changes typically simpler

Management Changes

Manager/Director Appointments (SAM)

For SAM (Société Anonyme Monégasque):

  • Formal procedures required
  • Shareholder approval needed
  • Notarized documentation
  • Publication in Journal de Monaco
  • RCI update
  • Tax authority notification

For SARL:

  • May require articles amendment
  • Shareholder approval
  • Simple RCI notification often sufficient

Manager Resignation or Removal

  • Formal resignation letter
  • Articles amendment if required
  • Shareholder decision documented
  • RCI update
  • Publication if required

Shareholder Composition Changes

Share Transfers

  • Prepare transfer agreement
  • Update shareholder register
  • Beneficial owner updates if control changes
  • RCI notice if ownership thresholds affected

Capital Increases

  • Shareholder approval required
  • Articles amendment may be needed
  • Notarial deed (SAM)
  • Publication in Journal de Monaco
  • Tax and RCI updates

Capital Decreases

  • Shareholder approval required
  • Notarial deed (SAM)
  • Publication required
  • Creditor notification periods
  • Tax authority updates

Articles of Association Amendments

When Required

  • Any change to company object
  • Modification of governance structure
  • Changes to voting rights
  • Adjustments to profit distribution
  • Changes to board composition (SAM)

SAM Amendment Process

  1. Draft amendment language
  2. Board/shareholder meeting to approve
  3. Have notary execute amendment deed
  4. Register amendment with authorities
  5. Publish in Journal de Monaco
  6. Update RCI
  7. Distribute updated articles to shareholders

SARL Amendment Process

  1. Shareholder meeting to approve
  2. Document amendment
  3. Register with RCI
  4. May require publication depending on change type
  5. Update shareholder records

Beneficial Owner Declaration Updates

When to Update

  • Ownership composition changes
  • Control transfers to different individuals
  • New shareholders acquiring significant stakes
  • Existing beneficial owners cease to have control

Update Process

  • Prepare updated beneficial owner declaration
  • Submit to relevant authorities
  • Include updated beneficial owner details
  • Verify all information accurate
  • Maintain copies for compliance

Documentation Required

  • Individual identification
  • Proof of ownership/control
  • Percentage ownership details
  • Dates of changes

Trade Registry (RCI) Renewal

5-Year Renewal Requirement

All RCI registrations must be renewed every 5 years from original registration date.

Renewal process:

  • Application before renewal deadline
  • Confirm current company information
  • Pay renewal fee
  • Provide updated documentation as requested
  • Receive new registration certificate

Timing:

  • Renewal must occur within specified window before expiration
  • Late renewal may result in deregistration
  • Mark renewal dates in calendar
  • Plan ahead to avoid missing deadline

Documentation typically required:

  • Current company by-laws
  • Management information
  • Beneficial owner updates
  • Activity confirmation

Publication Requirements

Journal de Monaco

Certain changes must be published in the official Journal de Monaco:

  • Major structural changes
  • SAM director appointments
  • Article amendments
  • Capital changes
  • Business form changes

Publication Process

  • Prepare notice for publication
  • Submit to Journal de Monaco
  • Pay publication fee
  • Publication typically within 1-2 weeks
  • Maintain proof of publication

Who Must Do It

  • Some notaries can arrange publication
  • Can be done through Monaco authorities
  • Online submission available through MonGuichet.mc

NIS Registry Updates

Statistical Registry Notification

  • Changes in business structure may require NIS update
  • Business classification changes require notification
  • Employee count changes may trigger updates
  • Contact IMSEE (Monaco Statistics) for procedures

Tax Authority Notification

Mandatory Tax Declarations

  • Address changes must be reported to Department of Tax Services
  • Activity changes that affect tax classification
  • ISB applicability changes
  • VAT status changes

How to notify:

  • File through MonGuichet.mc
  • Direct notification to Department of Tax Services
  • Include relevant documentation

Professional Registration Updates

Industry-Specific Registrations

Some professions require registration with professional bodies:

  • Activity changes may affect registration
  • Professional liability insurance updates may be needed
  • Regulatory notifications required
  • Professional authorization verification

Timeline for Changes

Priority 1 – Immediate (within days)

  • Safety/security changes
  • Address changes affecting operations
  • Management transitions

Priority 2 – Within 1-2 Weeks

  • Activity changes
  • RCI amendments
  • Administrative updates
  • Tax notifications

Priority 3 – Within 1 Month

  • Article amendments (for planning changes)
  • Publication arrangements
  • Beneficial owner updates (if not urgent)

Priority 4 – Within 3 Months

  • Optional structural improvements
  • Documentation updates
  • Archive notifications

Common Change Scenarios

Moving Office to New Location

  1. Confirm new address in Monaco
  2. Prepare RCI amendment or articles amendment
  3. Notify Department of Tax Services
  4. Update beneficial owner records
  5. Update all business documents and signage

Adding New Business Activity

  1. Identify new activity codes
  2. Assess impact on articles
  3. Prepare RCI/article amendment
  4. File with Trade Registry
  5. Update insurance and professional registrations

Change in Company Ownership

  1. Execute share transfer agreement
  2. Update beneficial owner declaration
  3. File with RCI if significant change
  4. Update shareholder register
  5. Notify Department of Tax Services if necessary

Key Contacts

  • Trade Registry (RCI): 9 rue du Gabian, 2nd floor
  • MonGuichet.mc: Online filing system
  • MonEntreprise.gouv.mc: Change procedures and guidance
  • Department of Tax Services: Tax-related changes
  • Journal de Monaco: For publication requirements

Note: This page is an informational resource based on official Monaco sources and does not replace professional legal advice. Change procedures vary by legal form and type of change, so consult with a qualified adviser before making modifications to your company.

Sources & verification
    Last verified: 2026-04-07

    Frequently asked questions

    The information provided is for general guidance only. For official procedures, always consult the official sources.

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