Shipping restrictions often vary by state due to regulatory requirements, carrier limitations, or internal business policies. When orders are placed from locations you cannot serve, they can lead to cancellations, compliance risks, fulfillment delays, and frustrated customers. Specific US States Validation helps prevent these issues by blocking orders from selected states at checkout.
Why State-Level Shipping Restrictions Matter
Not all products can be shipped to every U.S. state. Differences in regulations, taxation rules, carrier coverage, or operational constraints can make fulfillment impossible or costly in certain regions. Accepting orders from restricted states may result in:
Order cancellations after purchase
Regulatory or compliance issues
Delayed fulfillment and negative customer experience
By enforcing state-level restrictions early, businesses can clearly set expectations and avoid downstream problems.
How Specific US States Validation Works
When enabled, the Specific US States rule evaluates the state entered in the shipping address during checkout. The rule is condition-based and executes only when the state matches one of the selected restricted values.
If a customer enters an address from a blocked state, the checkout process is interrupted and the customer is prompted to update their address before continuing.

Key Features
Configurable State Conditions
Businesses can select one or more U.S. states where shipping is not supported. The rule executes only when the customer’s address matches any of the selected states, giving you precise control over where you ship.
Inline Error Messaging
Error messages can be displayed directly below the state input field or top of the Checkout page, making it immediately clear why the address is not accepted and what needs to be corrected.
Custom Error Messaging
Merchants can customize the error message shown at checkout, for example:
“We cannot deliver to this state.”
This allows for clear communication while maintaining brand consistency.

Conclusion
Specific US States Validation is an essential safeguard for businesses with geographic shipping limitations. By blocking unsupported states at checkout, you reduce cancellations, stay compliant with regulations, and provide a more transparent checkout experience. It’s a simple, proactive step that ensures only eligible orders move forward—saving time, cost, and customer frustration.
Should you have any further questions, please feel free to drop an email to support@valider.app.
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