Lump-sum vs full-service relocation. Which fits which buyer?

Corporate relocation packages structure into three categories: lump-sum (cash payment, employee manages the relocation), full-service (relocation management company manages everything end-to-end), and Core/Flex (managed core components + employee-selected flex menu). Cartus 2025: 28% of companies cite lump-sum as primary cost-containment tool; Core/Flex reported as the 2026 industry standard.

1.Lump-sum

Single cash payment to the employee. Average $14,608 (WHR Global 2025) but ranges $1,500 (entry-level grad) to $100,000+ (senior exec). Employee handles all logistics; employer's administrative cost is essentially zero beyond the payment itself.

Best for: Tier 4 entry-level relocations, transparent-cost cultures, employees who prefer autonomy. Common for tech-company new-hire relocations and university campus recruitment.

Worst for: Tier 1-2 senior relocations where the employer needs to ensure quality of move + spouse support + tax compliance. Lump-sum exposes the employee to first-time-mover mistakes that can cascade into employment-engagement risk.

Tax treatment: fully taxable to the employee as wages. Some employers gross-up lump-sum payments; many don't (which makes the headline figure misleading).

2.Full-service

Relocation management company (RMC — Cartus, SIRVA, GMS, Plus Relocation, NEI, Weichert, BGRS, others) manages every component end-to-end. RMCs source van-line carriers, temporary housing, spouse-career assistance, tax services, etc. and bill back to the employer.

Best for: Tier 1-2 executive and senior management relocations where the company needs predictability and quality control. Multi-employee relocations where economy-of-scale matters. International relocations where compliance complexity exceeds individual capability.

Worst for: Tier 3-4 mid-level and entry relocations where the RMC management fee (typically 8-15% of total package value) exceeds the value-add. Cost-sensitive companies with thin HR mobility teams.

The economy-of-scale argument: RMCs negotiate corporate-rate household goods moves at 15-25% below retail van-line pricing. Companies relocating 50+ employees per year typically save more on RMC-negotiated rates than the management fee costs.

3.Core/Flex (the 2026 standard)

Managed core (household goods + temporary housing + initial travel — provided by employer) plus employee-selected flex menu (pet relocation, spouse career assistance, miscellaneous allowance, etc.). Employee chooses which flex components to use based on their actual situation; unused flex allowance is paid as cash.

Best for: Most modern Tier 2-3 packages. Companies recognising that one-size-fits-all packages waste money on unused components. Employee retention because the structure feels respectful of individual circumstances.

Worst for: Risk-averse HR functions that prefer fully-itemised cost forecasting. Highly-regulated industries with rigid policy frameworks.

The Core/Flex structure trades a small amount of cost predictability for materially better employee experience. 2026 industry direction is toward Core/Flex for all but Tier 1 and Tier 4 (which retain their distinct logic).

4.Tax treatment differences

All three structures are taxable to the employee under OBBBA. Gross-up handling differs:

• Lump-sum: Employer may or may not gross-up. If not grossed-up, employee covers the tax (which is why $14,608 lump-sum averages don't fully fund relocations in high-tax states).
• Full-service: Employer typically grosses-up every taxable component. RMCs build the gross-up into the invoice line.
• Core/Flex: Hybrid — core components grossed-up by employer; flex components either grossed-up or not depending on the specific flex selection.

5.Choice by tier

Sources: Cartus 2025 Mobility Trends · WHR Global 2025 · Verified 2026-06-03.