This code system http://hl7.org/fhir/care-plan-intent defines the following codes:

CodeDisplayDefinition
proposalProposalThe care plan is a suggestion made by someone/something that doesn't have an intention to ensure it occurs and without providing an authorization to act
planPlanThe care plan represents an intention to ensure something occurs without providing an authorization for others to act
orderOrderThe care plan represents a request/demand and authorization for action
optionOptionThe care plan represents a component or option for a RequestGroup that establishes timing, conditionality and/or other constraints among a set of requests. Refer to [[[RequestGroup]]] for additional information on how this status is used