diff --git a/app/src/api/dataAccess/aggregate.ts b/app/src/api/dataAccess/aggregate.ts
index 15358ec6..88391c86 100644
--- a/app/src/api/dataAccess/aggregate.ts
+++ b/app/src/api/dataAccess/aggregate.ts
@@ -9,7 +9,7 @@ export type AggregationMethodFunction = (buildingId: number, attributeName: stri
 
 export async function aggregateCountTrue(buildingId: number, attributeName: string, t?: ITask<any>): Promise<number> {
     try {
-        // use pg-format here instead of pg-promise parameterised queries as they don't support column name from paraemeter
+        // use pg-format here instead of pg-promise parameterised queries as they don't support column name from parameter
         // assume that there won't be more likes than Postgres int range and cast to int
         // otherwise the count is returned as a bigint which has less support in node-postgres
         const query = format(`SELECT count(*)::int as agg FROM building_user_attributes WHERE building_id = %L::int AND %I = true;`, buildingId, attributeName);
diff --git a/app/src/frontend/config/categories-config.ts b/app/src/frontend/config/categories-config.ts
index 02a37d66..e053b19c 100644
--- a/app/src/frontend/config/categories-config.ts
+++ b/app/src/frontend/config/categories-config.ts
@@ -19,7 +19,7 @@ export enum Category {
 
 /**
  * This is the sole configuration variable that defines the order of the categories
- * in the category grid. The order in the enum defition or the other configs does
+ * in the category grid. The order in the enum definition or the other configs does
  * not affect the order of the grid.
  */
 export const categoriesOrder: Category[] = [
diff --git a/app/src/frontend/config/data-fields-config.ts b/app/src/frontend/config/data-fields-config.ts
index 8145b683..893508f0 100644
--- a/app/src/frontend/config/data-fields-config.ts
+++ b/app/src/frontend/config/data-fields-config.ts
@@ -385,7 +385,7 @@ export const dataFields = { /* eslint-disable @typescript-eslint/camelcase */
     sust_aggregate_estimate_epc: {
         category: Category.Sustainability,
         title: "EPC Rating",
-        tooltip: "(Energy Performance Certifcate) Any premises sold or rented is required to have an EPC to show how energy efficient it is. Only buildings rate grade E or higher maybe rented",
+        tooltip: "(Energy Performance Certificate) Any premises sold or rented is required to have an EPC to show how energy efficient it is. Only buildings rate grade E or higher maybe rented",
         example: "",
     },
     sust_retrofit_date: {