diff --git a/src/processPaymentCsv.js b/src/processPaymentCsv.js
index 3246432..cc67469 100644
--- a/src/processPaymentCsv.js
+++ b/src/processPaymentCsv.js
@@ -1,11 +1,29 @@
 import { S3Client, GetObjectCommand } from "@aws-sdk/client-s3";
 import { DynamoDBClient } from "@aws-sdk/client-dynamodb";
-import { DynamoDBDocumentClient, PutCommand, UpdateCommand } from "@aws-sdk/lib-dynamodb";
+import { DynamoDBDocumentClient, GetCommand, PutCommand, UpdateCommand } from "@aws-sdk/lib-dynamodb";
+import { SSMClient, GetParameterCommand } from "@aws-sdk/client-ssm";
 import { parse } from "csv-parse/sync";
 
 const s3 = new S3Client();
 const ddb = DynamoDBDocumentClient.from(new DynamoDBClient());
+const ssm = new SSMClient();
 const TABLE_NAME = process.env.TABLE_NAME;
+const BOA_BASE_URL = process.env.BOA_BASE_URL;
+
+async function getSSMParam(name) {
+  const { Parameter } = await ssm.send(
+    new GetParameterCommand({ Name: name, WithDecryption: true })
+  );
+  return Parameter.Value;
+}
+
+// Convert MM/DD/YYYY to YYYY-MM-DD
+function toISODate(mdyDate) {
+  const parts = String(mdyDate).split("/");
+  if (parts.length !== 3) return null;
+  const [mm, dd, yyyy] = parts;
+  return `${yyyy}-${mm.padStart(2, "0")}-${dd.padStart(2, "0")}`;
+}
 
 export const handler = async (event) => {
   const record = event.Records[0];
@@ -36,12 +54,23 @@ export const handler = async (event) => {
     return isNaN(num) ? 0 : num;
   };
 
-  // Upsert each payment, preserving clear_status/bank_reference/cleared_date if they exist
+  const cancelStatuses = ["voided", "cancelled"];
+  const newChecks = [];
+  const cancelChecks = [];
+
+  // Upsert each payment, tracking new and cancelled checks
   let count = 0;
   for (const row of normalizedRows) {
     const checkNumber = (row["Check Number"] || "").trim();
+    const method = (row["Method"] || "").trim();
+    const status = (row["Status"] || "").trim();
     const pk = `payment#${checkNumber}`;
 
+    // Check if record already exists (for detecting new vs updated)
+    const { Item: existing } = await ddb.send(
+      new GetCommand({ TableName: TABLE_NAME, Key: { pk } })
+    );
+
     await ddb.send(
       new UpdateCommand({
         TableName: TABLE_NAME,
@@ -61,18 +90,92 @@ export const handler = async (event) => {
           "#status": "status",
         },
         ExpressionAttributeValues: {
-          ":method": (row["Method"] || "").trim(),
+          ":method": method,
           ":payee": (row["Payee"] || "").trim(),
           ":check_number": checkNumber,
           ":invoice_numbers": (row["Invoice Numbers"] || "").trim(),
           ":send_payment_on": (row["Send Payment On"] || "").trim(),
           ":amount_usd": parseAmount(row["Amount in USD"]),
-          ":status": (row["Status"] || "").trim(),
+          ":status": status,
           ":company_subsidiary": (row["Company/Subsidiary"] || "").trim(),
         },
       })
     );
     count++;
+
+    // Only process checks for CashPro
+    if (method !== "Check" || !checkNumber) continue;
+
+    if (!existing) {
+      // New check → issue
+      newChecks.push({
+        checkNumber,
+        amount: parseAmount(row["Amount in USD"]).toFixed(2),
+        issueDate: toISODate(row["Send Payment On"] || ""),
+      });
+    } else if (
+      cancelStatuses.includes(status.toLowerCase()) &&
+      !cancelStatuses.includes((existing.status || "").toLowerCase())
+    ) {
+      // Existing check now voided/cancelled → cancel
+      cancelChecks.push({
+        checkNumber,
+        amount: parseAmount(row["Amount in USD"]).toFixed(2),
+        issueDate: toISODate(row["Send Payment On"] || ""),
+      });
+    }
+  }
+
+  // Submit to CashPro if there are any new issues or cancels
+  if (newChecks.length || cancelChecks.length) {
+    const [apiToken, accountNumber, companyId] = await Promise.all([
+      getSSMParam(process.env.BOA_API_TOKEN_PARAM),
+      getSSMParam(process.env.BOA_ACCOUNT_NUMBER_PARAM),
+      getSSMParam(process.env.BOA_COMPANY_ID_PARAM),
+    ]);
+
+    const submitToBoA = async (items, action) => {
+      const issueList = items.map((item) => ({
+        accountNumber,
+        checkNumber: item.checkNumber,
+        amount: item.amount,
+        issueAction: action,
+        issueDate: item.issueDate,
+      }));
+
+      const res = await fetch(
+        `${BOA_BASE_URL}/cashpro/checkmanagement/v1/check-issues`,
+        {
+          method: "POST",
+          headers: {
+            "Content-Type": "application/json",
+            Authorization: `Bearer ${apiToken}`,
+            companyId,
+          },
+          body: JSON.stringify({ issueList }),
+        }
+      );
+
+      const data = await res.json();
+
+      if (!res.ok) {
+        console.error(`BoA ${action} error ${res.status}:`, JSON.stringify(data));
+        throw new Error(`BoA ${action} failed: ${res.status}`);
+      }
+
+      console.log(
+        `BoA ${action}: ${data.processedItems}/${data.totalItems} processed, ${data.unprocessedItems} failed`
+      );
+      return data;
+    };
+
+    if (newChecks.length) {
+      await submitToBoA(newChecks, "add_issue");
+    }
+
+    if (cancelChecks.length) {
+      await submitToBoA(cancelChecks, "cancel_issue");
+    }
   }
 
   // Update metadata record
@@ -88,6 +191,11 @@ export const handler = async (event) => {
     })
   );
 
-  console.log(`Upserted ${count} payments from ${key}`);
-  return { statusCode: 200, body: `Upserted ${count} payments` };
+  console.log(
+    `Upserted ${count} payments, ${newChecks.length} issued, ${cancelChecks.length} cancelled`
+  );
+  return {
+    statusCode: 200,
+    body: `Upserted ${count}, issued ${newChecks.length}, cancelled ${cancelChecks.length}`,
+  };
 };
diff --git a/template.yaml b/template.yaml
index c8389f9..5c7febd 100644
--- a/template.yaml
+++ b/template.yaml
@@ -131,6 +131,13 @@ Resources:
     Properties:
       FunctionName: payments-processPaymentCsv
       Handler: src/processPaymentCsv.handler
+      Timeout: 120
+      Environment:
+        Variables:
+          BOA_BASE_URL: https://sandbox.cashpro.bankofamerica.com
+          BOA_API_TOKEN_PARAM: /payments-dashboard/boa-api-token
+          BOA_ACCOUNT_NUMBER_PARAM: /payments-dashboard/boa-account-number
+          BOA_COMPANY_ID_PARAM: /payments-dashboard/boa-company-id
       VpcConfig:
         SubnetIds:
           - !Ref PrivateSubnet
@@ -152,6 +159,12 @@ Resources:
             BucketName: !Sub seahaven-payments-csv-${AWS::AccountId}
         - DynamoDBCrudPolicy:
             TableName: !Ref DashboardTable
+        - SSMParameterReadPolicy:
+            ParameterName: payments-dashboard/boa-api-token
+        - SSMParameterReadPolicy:
+            ParameterName: payments-dashboard/boa-account-number
+        - SSMParameterReadPolicy:
+            ParameterName: payments-dashboard/boa-company-id
         - Version: "2012-10-17"
           Statement:
             - Effect: Allow
@@ -210,6 +223,7 @@ Resources:
           BOA_BASE_URL: https://sandbox.cashpro.bankofamerica.com
           BOA_API_TOKEN_PARAM: /payments-dashboard/boa-api-token
           BOA_ACCOUNT_NUMBER_PARAM: /payments-dashboard/boa-account-number
+          BOA_COMPANY_ID_PARAM: /payments-dashboard/boa-company-id
       Events:
         DailySchedule:
           Type: Schedule
@@ -224,6 +238,8 @@ Resources:
             ParameterName: payments-dashboard/boa-api-token
         - SSMParameterReadPolicy:
             ParameterName: payments-dashboard/boa-account-number
+        - SSMParameterReadPolicy:
+            ParameterName: payments-dashboard/boa-company-id
         - Version: "2012-10-17"
           Statement:
             - Effect: Allow