public void setRegistryCommercialCode(String registryCommercialCode) {
        this.registryCommercialCode = registryCommercialCode;
    }
<p>
Registry commercial code (RCC) for your TRN in Estonia. This value is an eight-numeric string, such as
<code>12345678</code>.
</p>

@param registryCommercialCode
       Registry commercial code (RCC) for your TRN in Estonia. This value is an eight-numeric string, such as
       <code>12345678</code>.
aws-java-sdk-taxsettings/src/main/java/com/amazonaws/services/taxsettings/model/EstoniaAdditionalInfo.java