Following is a list of the eBay marketplaces that have a default eBay category tree. These IDs are used by the getDefaultCategoryTreeId call. Set the marketplace_id parameter to the ID for your desired marketplace.

Marketplace

Identifier

eBay Australia (ebay.com/au) EBAY_AU
eBay Austria (ebay.at) EBAY_AT
eBay Belgium (benl.ebay.be) EBAY_BE
eBay Canada (English) (ebay.ca) EBAY_CA
eBay France (ebay.fr) EBAY_FR
eBay Germany (ebay.de) EBAY_DE
eBay Hong Kong (ebay.com.hk) EBAY_HK
eBay Ireland (ebay.ie) EBAY_IE
eBay Italy (ebay.it) EBAY_IT
eBay Malaysia (ebay.com/my) EBAY_MY
eBay Motors US (ebay.com/motors) EBAY_MOTORS_US
eBay Netherlands (ebay.nl) EBAY_NL
eBay Philippines (ebay.ph) EBAY_PH
eBay Poland (ebay.pl) EBAY_PL
eBay Russia (ebay.com/sch/Russia) EBAY_RU
eBay Singapore (ebay.com/sg) EBAY_SG
eBay Spain (ebay.es) EBAY_ES
eBay Switzerland (ebay.ch) EBAY_CH
eBay UK (ebay.co.uk) EBAY_GB
eBay US (ebay.com) EBAY_US