Currently, CQG supports UDS on CME, Eurex, Euronext, ICE, Montreal, and Turquoise.
CME
Read more about CME UDS on the CME website
If your order is rejected by an exchange, make sure the strategy is correctly defined according to exchange rules.
CME includes CBOT, CME, COMEX, and NYMEX.
Eurex
Read more about Complex Orders Strategy Types on Eurex
Copy and paste this link in your Browser:
https://www.eurex.com/ex-en/trade/order-book-trading/trading-in-complex-instruments
Euronext
Read more about strategies on Euronext
ICE
ICE includes ICE US, ICE EU Commodities, and ICE EU Financials.
Read more about ICE UDS on the ICE website
Montreal Exchange
https://www.m-x.ca/f_publications_en/understanding_uds_en.pdf