diff --git a/htdocs/langs/en_US/compta.lang b/htdocs/langs/en_US/compta.lang
index 91de8ebf212..c4c582555a7 100644
--- a/htdocs/langs/en_US/compta.lang
+++ b/htdocs/langs/en_US/compta.lang
@@ -157,9 +157,9 @@ SeeReportInInputOutputMode=See %sanalysis of payments%s for a calculation on act
 SeeReportInDueDebtMode=See %sanalysis of invoices%s for a calculation based on known recorded invoices even if they are not yet accounted in Ledger.
 SeeReportInBookkeepingMode=See <b>%sBookeeping report%s</b> for a calculation on <b>Bookkeeping Ledger table</b>
 RulesAmountWithTaxIncluded=- Amounts shown are with all taxes included
-RulesResultDue=- It includes outstanding invoices, expenses, VAT, donations whether they are paid or not. Is also includes paid salaries.<br>- It is based on the validation date of invoices and VAT and on the due date for expenses. For salaries defined with Salary module, the value date of payment is used.
+RulesResultDue=- It includes outstanding invoices, expenses, VAT, donations whether they are paid or not. Is also includes paid salaries.<br>- It is based on the billing date of invoices and on the due date for expenses or tax payments. For salaries defined with Salary module, the value date of payment is used.
 RulesResultInOut=- It includes the real payments made on invoices, expenses, VAT and salaries. <br>- It is based on the payment dates of the invoices, expenses, VAT and salaries. The donation date for donation.
-RulesCADue=- It includes the customer's due invoices whether they are paid or not. <br>- It is based on the validation date of these invoices.<br>
+RulesCADue=- It includes the customer's due invoices whether they are paid or not. <br>- It is based on the billing date of these invoices.<br>
 RulesCAIn=- It includes all the effective payments of invoices received from customers.<br>- It is based on the payment date of these invoices<br>
 RulesCATotalSaleJournal=It includes all credit lines from the Sale journal.
 RulesAmountOnInOutBookkeepingRecord=It includes record in your Ledger with accounting accounts that has the group "EXPENSE" or "INCOME"