public CustomLineItemVersionListElement withStartBillingPeriod(String startBillingPeriod) {
        setStartBillingPeriod(startBillingPeriod);
        return this;
    }
<p>
The start billing period of the custom line item version.
</p>

@param startBillingPeriod
       The start billing period of the custom line item version.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-billingconductor/src/main/java/com/amazonaws/services/billingconductor/model/CustomLineItemVersionListElement.java