diff --git a/src/main/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/TransactionDataProvider.kt b/src/main/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/TransactionDataProvider.kt
index 6105639..f97466e 100644
--- a/src/main/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/TransactionDataProvider.kt
+++ b/src/main/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/TransactionDataProvider.kt
@@ -13,8 +13,8 @@ import reactor.core.publisher.Mono
  */
 interface TransactionDataProvider {
 
-    /** Retrieve total record count for the given search criteria */
-    fun totalRecordCount(searchCriteria: HelpDeskSearchTransactionRequestDto): Mono<Int>
+    /** Retrieve total record count for the given search parameters */
+    fun totalRecordCount(searchParams: HelpDeskSearchTransactionRequestDto): Mono<Int>
 
     /**
      * Perform paginated query for retrieve transaction information for the given search criteria
diff --git a/src/main/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/PMTransactionDataProvider.kt b/src/main/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/PMTransactionDataProvider.kt
index fc5eafe..02517e5 100644
--- a/src/main/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/PMTransactionDataProvider.kt
+++ b/src/main/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/PMTransactionDataProvider.kt
@@ -25,36 +25,35 @@ class PMTransactionDataProvider(@Autowired private val connectionFactory: Connec
 
     private val logger = LoggerFactory.getLogger(javaClass)
 
-    override fun totalRecordCount(searchCriteria: HelpDeskSearchTransactionRequestDto): Mono<Int> =
-        when (searchCriteria) {
+    override fun totalRecordCount(searchParams: HelpDeskSearchTransactionRequestDto): Mono<Int> =
+        when (searchParams) {
             is SearchTransactionRequestPaymentTokenDto -> Mono.just(0)
             is SearchTransactionRequestRptIdDto -> Mono.just(0)
             is SearchTransactionRequestTransactionIdDto -> Mono.just(0)
             is SearchTransactionRequestEmailDto ->
-                getTotalResultCount(buildTransactionByUserEmailCountQuery(searchCriteria.userEmail))
+                getTotalResultCount(buildTransactionByUserEmailCountQuery(searchParams.userEmail))
             is SearchTransactionRequestFiscalCodeDto ->
                 Mono.error(RuntimeException("Not implemented yet"))
-            else -> Mono.error(InvalidSearchCriteriaException(searchCriteria.type, ProductDto.PM))
+            else -> Mono.error(InvalidSearchCriteriaException(searchParams.type, ProductDto.PM))
         }
 
     override fun findResult(
-        searchCriteria: HelpDeskSearchTransactionRequestDto,
+        searchParams: HelpDeskSearchTransactionRequestDto,
         pageSize: Int,
         pageNumber: Int
     ): Mono<List<TransactionResultDto>> {
-        val searchCriteriaType = searchCriteria.type
+        val searchCriteriaType = searchParams.type
         val invalidSearchCriteriaError =
             Mono.error<List<TransactionResultDto>>(
                 InvalidSearchCriteriaException(searchCriteriaType, ProductDto.PM)
             )
-        return when (searchCriteria) {
+        return when (searchParams) {
             is SearchTransactionRequestPaymentTokenDto -> invalidSearchCriteriaError
             is SearchTransactionRequestRptIdDto -> invalidSearchCriteriaError
             is SearchTransactionRequestTransactionIdDto -> invalidSearchCriteriaError
             is SearchTransactionRequestEmailDto ->
                 getResultSetFromPaginatedQuery(
-                    resultQuery =
-                        buildTransactionByUserEmailPaginatedQuery(searchCriteria.userEmail),
+                    resultQuery = buildTransactionByUserEmailPaginatedQuery(searchParams.userEmail),
                     pageNumber = pageNumber,
                     pageSize = pageSize,
                     searchType = searchCriteriaType
diff --git a/src/main/kotlin/it/pagopa/ecommerce/helpdesk/services/PmService.kt b/src/main/kotlin/it/pagopa/ecommerce/helpdesk/services/PmService.kt
index 3386628..b1f19d2 100644
--- a/src/main/kotlin/it/pagopa/ecommerce/helpdesk/services/PmService.kt
+++ b/src/main/kotlin/it/pagopa/ecommerce/helpdesk/services/PmService.kt
@@ -29,7 +29,7 @@ class PmService(@Autowired val pmTransactionDataProvider: PMTransactionDataProvi
             if (totalCount > 0) {
                 pmTransactionDataProvider
                     .findResult(
-                        searchCriteria = pmSearchTransactionRequestDto,
+                        searchParams = pmSearchTransactionRequestDto,
                         pageSize = pageSize,
                         pageNumber = pageNumber
                     )
diff --git a/src/test/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/PMTransactionDataProviderTest.kt b/src/test/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/PMTransactionDataProviderTest.kt
index 9f9b6b7..bbbe4db 100644
--- a/src/test/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/PMTransactionDataProviderTest.kt
+++ b/src/test/kotlin/it/pagopa/ecommerce/helpdesk/dataproviders/oracle/PMTransactionDataProviderTest.kt
@@ -82,7 +82,7 @@ class PMTransactionDataProviderTest {
             )
         StepVerifier.create(
                 pmTransactionDataProvider.findResult(
-                    searchCriteria = HelpdeskTestUtils.buildSearchRequestByUserMail(),
+                    searchParams = HelpdeskTestUtils.buildSearchRequestByUserMail(),
                     pageNumber = 0,
                     pageSize = 10
                 )
@@ -96,7 +96,7 @@ class PMTransactionDataProviderTest {
 
         StepVerifier.create(
                 pmTransactionDataProvider.totalRecordCount(
-                    searchCriteria = HelpdeskTestUtils.buildSearchRequestByRptId()
+                    searchParams = HelpdeskTestUtils.buildSearchRequestByRptId()
                 )
             )
             .expectNext(0)
@@ -108,7 +108,7 @@ class PMTransactionDataProviderTest {
 
         StepVerifier.create(
                 pmTransactionDataProvider.findResult(
-                    searchCriteria = HelpdeskTestUtils.buildSearchRequestByRptId(),
+                    searchParams = HelpdeskTestUtils.buildSearchRequestByRptId(),
                     pageNumber = 0,
                     pageSize = 10
                 )
diff --git a/src/test/kotlin/it/pagopa/ecommerce/helpdesk/services/PmServiceTest.kt b/src/test/kotlin/it/pagopa/ecommerce/helpdesk/services/PmServiceTest.kt
index cbd1a1d..30f2a9f 100644
--- a/src/test/kotlin/it/pagopa/ecommerce/helpdesk/services/PmServiceTest.kt
+++ b/src/test/kotlin/it/pagopa/ecommerce/helpdesk/services/PmServiceTest.kt
@@ -29,7 +29,7 @@ class PmServiceTest {
             .willReturn(Mono.just(totalCount))
         given(
                 pmTransactionDataProvider.findResult(
-                    searchCriteria = searchCriteria,
+                    searchParams = searchCriteria,
                     pageSize = pageSize,
                     pageNumber = pageNumber
                 )