Amazon Commingling Policy Changes: March 2026
Account Health Desk•2026-03-25•5 min read
Amazon Commingling Policy Changes: March 2026
Updated: March 25, 2026
What Is Changing
Current System (Before March 31)
•Products with same UPC/FNSKU share inventory
•Customer receives any matching item from pool
•Risk of receiving different condition items
New System (After March 31)
•Only brand-registered sellers can opt out of FNSKU labeling
•Non-brand sellers must label individual items
•No more shared inventory for unbranded products
Who Is Affected
Must Apply FNSKU Labels
1.**Private label sellers** without brand registry
2.**Resellers** of generic products
3.**Any seller** without brand registration
May Continue Without Individual Labels
1.**Brand-registered sellers** only
2.Products enrolled in Transparency program
3.Items with manufacturer-applied barcodes (with approval)
Cost Implications
Labeling Costs
Option
Cost Per Unit
Amazon labeling
$0.15-0.30
Self-labeling
Labor + equipment
Annual Impact Example
For 10,000 units/month at $0.20/unit:
•**Additional monthly cost:** $2,000
•**Annual impact:** $24,000
How to Prepare
Option 1: Get Brand Registered
Benefits:
•No FNSKU labeling required
•Enhanced brand content
•Brand protection tools
•Higher conversion rates
Requirements:
•Registered trademark
•Brand website
•Brand registry application
Option 2: Label Your Products
Process:
1.Download FNSKU labels from Seller Central
2.Apply to each unit before shipment
3.Include in packing process
Tips:
•Use thermal printer for efficiency
•Train staff on proper placement
•Quality control to ensure readability
Option 3: Transition to FBM
If labeling costs make FBA unprofitable:
•Evaluate FBM viability
•Consider 3PL alternatives
•Compare total fulfillment costs
Timeline
Date
Status
March 25
6 days remaining
March 31
Policy takes effect
After March 31
Non-compliant inventory may be returned
What to Do Now
1.**Check your products** - Which need FNSKU?
2.**Calculate costs** - Labeling vs brand registration
3.**Apply for brand registry** - If you have a trademark
4.**Order labels/supplies** - If self-labeling
5.**Plan implementation** - Train staff, update processes
*Need help navigating this policy change? Contact Account Health Desk for guidance.*