<?xml version="1.0" encoding="UTF-8"?><CodeSystem xmlns="http://hl7.org/fhir"><id value="conformance-expectation"/><meta><lastUpdated value="2026-03-31T18:55:04.283+00:00"/></meta><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem conformance-expectation</b></p><a name="conformance-expectation"> </a><a name="hcconformance-expectation"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/conformance-expectation</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Definition</b></td></tr><tr><td style="white-space:nowrap">SHALL<a name="conformance-expectation-SHALL"> </a></td><td>Support for the specified capability is required to be considered conformant.</td></tr><tr><td style="white-space:nowrap">SHOULD<a name="conformance-expectation-SHOULD"> </a></td><td>Support for the specified capability/requirement is strongly encouraged, and failure to support it should only occur after careful consideration.</td></tr><tr><td style="white-space:nowrap">MAY<a name="conformance-expectation-MAY"> </a></td><td>Support for the specified capability/requirement is not necessary to be considered conformant, and the requirement should be considered strictly optional.</td></tr><tr><td style="white-space:nowrap">SHOULD-NOT<a name="conformance-expectation-SHOULD-NOT"> </a></td><td>Support for the specified capability/requirement is strongly discouraged and should occur only after careful consideration.</td></tr><tr><td style="white-space:nowrap">SHALL-NOT<a name="conformance-expectation-SHALL-NOT"> </a></td><td>Support for the specified capability/requirement is prohibited and should not occur only in any circumstance.</td></tr></table></div></text><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"><valueCode value="fhir"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"><valueCode value="normative"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"><valueInteger value="1"/></extension><url value="http://hl7.org/fhir/conformance-expectation"/><identifier><system value="urn:ietf:rfc:3986"/><value value="urn:oid:2.16.840.1.113883.4.642.1.1271"/></identifier><identifier><system value="urn:ietf:rfc:3986"/><value value="urn:oid:2.16.840.1.113883.4.642.1.839"/></identifier><identifier><use value="old"/><system value="urn:ietf:rfc:3986"/><value value="urn:oid:2.16.840.1.113883.4.642.2.381"/></identifier><version value="6.0.0-ballot4"/><name value="ConformanceExpectation"/><title value="Conformance Expectation"/><status value="active"/><experimental value="false"/><publisher value="HL7 International / FHIR Infrastructure"/><contact><telecom><system value="url"/><value value="http://www.hl7.org/Special/committees/fiwg"/></telecom></contact><description value="ConformanceExpectation"/><jurisdiction><coding><system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/><code value="001"/><display value="World"/></coding></jurisdiction><caseSensitive value="true"/><valueSet value="http://hl7.org/fhir/ValueSet/conformance-expectation"/><content value="complete"/><concept><code value="SHALL"/><display value="SHALL"/><definition value="Support for the specified capability is required to be considered conformant."/></concept><concept><code value="SHOULD"/><display value="SHOULD"/><definition value="Support for the specified capability/requirement is strongly encouraged, and failure to support it should only occur after careful consideration."/></concept><concept><code value="MAY"/><display value="MAY"/><definition value="Support for the specified capability/requirement is not necessary to be considered conformant, and the requirement should be considered strictly optional."/></concept><concept><code value="SHOULD-NOT"/><display value="SHOULD-NOT"/><definition value="Support for the specified capability/requirement is strongly discouraged and should occur only after careful consideration."/></concept><concept><code value="SHALL-NOT"/><display value="SHALL-NOT"/><definition value="Support for the specified capability/requirement is prohibited and should not occur only in any circumstance."/></concept></CodeSystem>