diff --git a/mon-entreprise/source/sites/mon-entreprise.fr/pages/Gérer/DemandeMobilite/index.tsx b/mon-entreprise/source/sites/mon-entreprise.fr/pages/Gérer/DemandeMobilite/index.tsx
index f99a697c2..29699e70d 100644
--- a/mon-entreprise/source/sites/mon-entreprise.fr/pages/Gérer/DemandeMobilite/index.tsx
+++ b/mon-entreprise/source/sites/mon-entreprise.fr/pages/Gérer/DemandeMobilite/index.tsx
@@ -97,6 +97,7 @@ const useFields = (
 		.map((name) => evaluateRule(engine, name))
 		.filter(
 			(node) =>
+				node.isNotApplicable !== true &&
 				// TODO change this when not applicable value can be differenciated from false value
 				(equals(node.missingVariables, { [node.dottedName]: 1 }) ||
 					node.dottedName in situation ||
diff --git a/mon-entreprise/source/sites/mon-entreprise.fr/pages/Simulateurs/ArtisteAuteur.tsx b/mon-entreprise/source/sites/mon-entreprise.fr/pages/Simulateurs/ArtisteAuteur.tsx
index 2e53f107d..eb85f29d7 100644
--- a/mon-entreprise/source/sites/mon-entreprise.fr/pages/Simulateurs/ArtisteAuteur.tsx
+++ b/mon-entreprise/source/sites/mon-entreprise.fr/pages/Simulateurs/ArtisteAuteur.tsx
@@ -43,7 +43,7 @@ export default function ArtisteAuteur() {
 							<SimpleField dottedName="artiste-auteur . revenus . traitements et salaires" />
 							<SimpleField dottedName="artiste-auteur . revenus . BNC . recettes" />
 							<SimpleField dottedName="artiste-auteur . revenus . BNC . micro-bnc" />
-							<Warning dottedName="artiste-auteur . revenus . BNC . micro-bnc . contrôle micro-bnc" />
+							<Warning dottedName="artiste-auteur . revenus . BNC . contrôle micro-bnc" />
 							<Condition expression="artiste-auteur . revenus . BNC . micro-bnc = non">
 								<SimpleField dottedName="artiste-auteur . revenus . BNC . frais réels" />
 							</Condition>
@@ -65,7 +65,7 @@ function SimpleField({ dottedName }: SimpleFieldProps) {
 	const dispatch = useDispatch()
 	const engine = useEngine()
 	const situation = useSelector(situationSelector)
-	const rule = engine.evaluateNode(engine.getParsedRules()[dottedName])
+	const rule = evaluateRule(engine, dottedName)
 	const initialRender = useContext(InitialRenderContext)
 	if (
 		!(dottedName in situation) &&
@@ -81,10 +81,8 @@ function SimpleField({ dottedName }: SimpleFieldProps) {
 				<div className="main">
 					<div className="header">
 						<label htmlFor={dottedName}>
-							<span className="optionTitle">
-								{rule.rawNode.question || rule.title}
-							</span>
-							<p className="ui__ notice">{rule.rawNode.résumé}</p>
+							<span className="optionTitle">{rule.question || rule.title}</span>
+							<p className="ui__ notice">{rule.résumé}</p>
 						</label>
 					</div>
 					<div className="targetInputOrValue">
diff --git a/publicodes/source/index.ts b/publicodes/source/index.ts
index 8796de1a0..2406e60ad 100644
--- a/publicodes/source/index.ts
+++ b/publicodes/source/index.ts
@@ -12,6 +12,7 @@ import {
 } from './replacement'
 import { Rule, RuleNode } from './rule'
 import * as utils from './ruleUtils'
+import { reduceAST, transformAST } from './AST'
 
 const emptyCache = () => ({
 	_meta: { contextRule: [] },
@@ -36,7 +37,7 @@ export type EvaluationOptions = Partial<{
 	unit: string
 }>
 
-export { reduceAST, transformAST } from './AST'
+export { reduceAST, transformAST } from './AST/index'
 export * as cyclesLib from './AST/graph'
 export { Evaluation, Unit } from './AST/types'
 export * from './components'
@@ -181,7 +182,43 @@ export function evaluateRule<DottedName extends string = string>(
 	const rule = engine.getParsedRules()[dottedName] as RuleNode & {
 		dottedName: DottedName
 	}
+
+	// HACK while waiting for applicability to have its own type
+	const isNotApplicable = reduceAST<boolean>(
+		function (isNotApplicable, node, fn) {
+			if (isNotApplicable) return isNotApplicable
+			if (!('nodeValue' in node)) {
+				return isNotApplicable
+			}
+			if (node.nodeKind === 'variations') {
+				return node.explanation.some(
+					({ consequence }) =>
+						fn(consequence) ||
+						((consequence as any).nodeValue === false &&
+							(consequence as any).dottedName !== dottedName)
+				)
+			}
+			if (node.nodeKind === 'reference' && node.dottedName === dottedName) {
+				return fn(engine.evaluateNode(rule))
+			}
+			if (node.nodeKind === 'applicable si') {
+				return (node.explanation.condition as any).nodeValue === false
+			}
+			if (node.nodeKind === 'non applicable si') {
+				return (
+					(node.explanation.condition as any).nodeValue !== false &&
+					(node.explanation.condition as any).nodeValue !== null
+				)
+			}
+		},
+		false,
+		evaluation
+	)
+	if (dottedName === 'artiste-auteur . revenus . BNC . micro-bnc') {
+		console.log(dottedName, isNotApplicable)
+	}
 	return {
+		isNotApplicable,
 		...rule.rawNode,
 		...rule,
 		...evaluation,
@@ -195,6 +232,6 @@ export type EvaluatedRule<Name extends string = string> = EvaluatedNode &
 		}) &
 			(ASTNode & {
 				nodeKind: 'rule'
-			})['rawNode'] & { dottedName: Name },
+			})['rawNode'] & { dottedName: Name; isApplicable: boolean | null },
 		'nodeKind'
 	>