# of pts earned by hotel brand, whether a Ritz-Carlton is included/excluded in the program and answers to most other questions about Marriott Rewards may be found in the Marriott Reward Terms and Conditions.

FWIW, all Ritz-Carlton hotels other than the Singapore and Montreal Ritz-Carlton hotels participate in MR and RCR. Note that Carlton and hotels are underlined and in bold because RC Residences, Reserves, Destination clubs, partner hotels (Bulgari, Abaco) and Ritz hotels (London and Paris) do not participate.

But check the T&C link above for all of the nitty gritty details.