---
title: "Registration type constants"
url: "https://help.internetx.com/en/api/core-registration-type-constants/"
lang: "en"
section: "API reference — API reference (XML/JSON)"
breadcrumb: "API documentation (JSON/XML) > Enums and constants"
updated: "2023-09-26"
---

# Registration type constants

## Description

Specifies the registration method.  

## Possible values

-   FCFS = First come first serve
-   APPLICATION = Application
-   OTHER