public String getBillingPeriod() {
        return this.billingPeriod;
    }
<p>
The pricing plan billing period for which associations will be listed.
</p>

@return The pricing plan billing period for which associations will be listed.
aws-java-sdk-billingconductor/src/main/java/com/amazonaws/services/billingconductor/model/ListPricingPlansAssociatedWithPricingRuleRequest.java