THYOR

Representative composite case study

US expatriate tax and ownership planning before an Asian relocation

Technology and private investment · US founder and family

Pre-move tax planning, filing architecture and adviser coordination

Confidentiality & verification

Representative composite based on recurring mandate patterns. Client identities, facts, timing and results are altered or combined for confidentiality and should not be read as a claim about one identifiable client.

Context & situation

What the client was trying to solve.

Decision frame

The objective was not to promise the lowest tax result. It was to make the relocation intentional: documented residence facts, understood reporting obligations and ownership decisions made before the available options narrowed.

A US founder planned to relocate with family while retaining ownership in a US business, creating a new foreign operating entity and making private investments in the destination region. The family had US, state and foreign-country advisers but no consolidated model.

Several decisions had different lead times: domicile evidence, entity formation, compensation, banking, foreign accounts and a possible future liquidity event. The work needed to distinguish what must be settled before departure from what could safely wait.

For a US founder, an international move can change several tax and ownership facts at different times. State domicile, payroll, foreign-company ownership, banking, foreign information reporting and a possible future business sale may all depend on evidence created before or after the physical relocation date. If each adviser addresses only the filing obligation in their own jurisdiction, the family can end up with technically correct local answers that conflict when viewed together.

The planning work was therefore organised around a fact chronology. Decisions that were difficult to reverse after departure were separated from matters that could safely wait. The US filing architecture, foreign-entity information flow and responsibilities of local advisers were then mapped onto the same timeline so the family did not have to reconstruct the structure during the first filing season abroad.

Constraints

What made the mandate difficult.

  1. Constraint 01

    The move date affected state-residency facts and payroll.

  2. Constraint 02

    Foreign accounts and entities created additional information reporting.

  3. Constraint 03

    The family wanted to preserve flexibility across more than one possible destination.

Work performed

How the mandate was structured.

  1. 01

    Establish the position

    Mapped residence, ownership, compensation and cash flows.

  2. 02

    Build the analysis

    Modelled pre- and post-move tax scenarios.

  3. 03

    Design the response

    Defined US filing and foreign-adviser workplans.

  4. 04

    Govern execution

    Sequenced entity and compensation changes before relocation.

Deliverables

The working outputs produced for the mandate.

  • Pre-move tax memorandum
  • Residence fact checklist
  • Foreign-entity reporting map
  • Annual filing calendar
  • Adviser responsibility matrix

Illustrative outcome

What the work was intended to change.

Illustrative composite outcome: the family entered the move with documented residence facts, a coordinated filing calendar and fewer structural decisions left until after arrival.

Next step

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