Automating Vendor Contract Management between Zoho Contracts and Zoho Books using Zoho Flow

Managing vendor agreements across procurement and finance systems often requires manually downloading executed contracts and attaching them to vendor records. This can become time-consuming and difficult to manage when dealing with a large number of contracts.

In this post, we’ll share a simple automation built using Zoho Flow, Zoho Contracts APIs, and Zoho Books that connects procurement, legal, and finance workflows.

This integration automatically:

1. Creates counterparties and contracts in Zoho Contracts when a vendor is added in Zoho Books
2. Detects when a contract is executed in Zoho Contracts
3. Downloads the executed contract
4. Attaches the signed contract to the vendor record in Zoho Books

This enables a seamless Procure-to-Pay vendor contract workflow and demonstrates how Zoho Contracts can be integrated with finance systems to streamline vendor agreement management.

Business Use Case – Procure to Pay

A typical vendor agreement lifecycle involves:

1. Vendor onboarding in Zoho Books
2. Contract creation, negotiation, and execution in Zoho Contracts
3. Executed agreement available for the finance team’s reference

Without automation, finance teams must manually download the executed agreement and attach it to the vendor record.

Prerequisites

Before implementing this automation, ensure the following setup is completed:

1. Zoho Books and Zoho Contracts are configured in your organization
2. Zoho Flow is enabled and connected to both Zoho Books and Zoho Contracts
3. API connections are configured for Zoho Books and Zoho Contracts in Zoho Flow
4. Appropriate permissions are available to create counterparties and contracts in Zoho Contracts
5. Additionally, create a custom field in Zoho Books (Vendor module) to store the Zoho Contracts Counterparty API Name.

Example:

1. Field Name: Contracts Counterparty ID
2. Field Type: Text
3. Module: Vendors

This field helps map vendors in Zoho Books with their corresponding counterparties in Zoho Contracts.

Solution Overview

Zoho applications involved:

1. Zoho Contracts
2. Zoho Books
3. Zoho Flow

The automation is implemented using two flows.

Flow 1 – Vendor Creation → Contract Creation

Trigger: A new vendor is created in Zoho Books.

Actions:

1. Zoho Flow detects the new vendor.
   

1. A custom function checks whether a corresponding counterparty exists in Zoho Contracts
2. If the counterparty does not exist, a new counterparty is created in Zoho Contracts

1. The counterparty API name is stored in Zoho Books
2. A contract is automatically created in Zoho Contracts for that vendor
   
   

Custom Function Snippet (Create Counterparty and Contract):

Note: The custom functions shared below are working reference implementations. However, depending on your environment, you may need to update certain values before using them in your setup.

Please review and update the following as applicable:

1. Connection names used in the invokeurl statements
2. Organization ID used for Zoho Books API calls
3. Custom field API names used to store the Counterparty reference in Zoho Books
4. Contract type API names configured in Zoho Contracts

Ensure these values are updated according to your configuration before deploying the automation

.

1. map createContract1(string vendorName, string vendorID, string counterpartyID)
2. {
3. result = Map();
4. createdCounterPartyAPIName = "";
5. if(counterpartyID != null && counterpartyID != "")
6. {
7.  existingCounterpartyResponse = invokeurl
8.  [
9.   url :"https://contracts.zoho.in/api/v1/counterparties/" + counterpartyID
10.   type :GET
11.   connection:"zcontractsconn"
12.  ];
13.  if(existingCounterpartyResponse.get("counterparty") != null)
14.  {
15.   createdCounterPartyAPIName = existingCounterpartyResponse.get("counterparty").get("apiName");
16.  }
17. }
18. if(createdCounterPartyAPIName == "")
19. {
20.  counterpartyMap = Map();
21.  counterpartyMap.put("name",vendorName);
22.  counterpartyMap.put("counterPartyType","vendor");
23.  createResponse = invokeurl
24.  [
25.   url :"https://contracts.zoho.in/api/v1/counterparties"
26.   type :POST
27.   parameters:counterpartyMap.toString()
28.   connection:"zcontractsconn"
29.  ];
30.  counterpartyDetail = createResponse.getJSON("counterparties").get(0);
31.  createdCounterPartyAPIName = counterpartyDetail.get("organizationApiName");
32.  customFields = List();
33.  cf = Map();
34.  cf.put("api_name","cf_contracts_counterparty_id");
35.  cf.put("value",createdCounterPartyAPIName);
36.  customFields.add(cf);
37.  updateMap = Map();
38.  updateMap.put("custom_fields",customFields);
39.  updateVendor = invokeurl
40.  [
41.   url :"https://books.zoho.in/api/v3/vendors/" + vendorID + "?organization_id=60047651581"
42.   type :PUT
43.   parameters:updateMap
44.   connection:"zbooks"
45.  ];
46. }
47. info "STEP 4 STARTED - Preparing Contract Variables";
48. newContractType = "master-subscription-agreement-pro-plus";
49. newContractName = "Agreement with " + vendorName;
50. isNewContractTermIsDefinite = false;
51. isNewContractRenewable = false;
52. contractEffectiveDate = 1;
53. info "Contract Type: " + newContractType;
54. info "Contract Name: " + newContractName;
55. info "Counterparty API Name: " + createdCounterPartyAPIName;
56. newContractDetail = {"externalSource":true,"inputfields":{{"metaApiName":"contract-type","inputs":{{"inputApiName":"contract-type","inputValue":newContractType}}},{"metaApiName":"contract-term","inputs":{{"inputApiName":"contract-term","inputValue":isNewContractTermIsDefinite}}},{"metaApiName":"is-renewable","inputs":{{"inputApiName":"is-renewable","inputValue":isNewContractRenewable}}},{"metaApiName":"title","inputs":{{"inputApiName":"title","inputValue":newContractName}}},{"metaApiName":"party-b-name","inputs":{{"inputApiName":"party-b-name","inputValue":createdCounterPartyAPIName}}},{"metaApiName":"contract-effective-date","inputs":{{"inputApiName":"contract-effective-date","inputValue":contractEffectiveDate}}}}};
57. createContractResponse = invokeurl
58. [
59.  url :"https://contracts.zoho.in/api/v1/createcontract"
60.  type :POST
61.  body:newContractDetail.toString()
62.  headers:{"Content-Type":"application/json"}
63.  connection:"zcontractsconn"
64. ];
65. info createContractResponse;
66. result.put("counterpartyApiName",createdCounterPartyAPIName);
67. result.put("contractResponse",createContractResponse);
68. return result;
69. }

Flow 2 – Contract Execution → Attach Signed Agreement

Trigger: Contract signing is completed in Zoho Contracts

Actions: 

1. Zoho Flow detects the contract execution event
   

1. A custom function calls the Zoho Contracts API to download the executed contract document.
2. The function identifies the corresponding vendor in Zoho Books.
3. The executed agreement is automatically attached to the vendor record in Zoho Books.
   
   

Custom Function Snippet (Retrieve and Attach Signed Contract):

1. map attachSignedContractToVendor(string contractApiName, string contractTitle)
2. {
3. result = Map();
4. orgID = "60047651581";
5. 
   
6. info "FLOW 2 STARTED";
7. info contractApiName;
8. info contractTitle;
9. 
   
10. if(contractApiName.startsWith("contract/"))
11. {
12.     contractApiName = contractApiName.replaceAll("contract/","");
13. }
14. 
    
15. info "Clean Contract API Name: " + contractApiName;
16. 
    
17. if(contractTitle.startsWith("Agreement with "))
18. {
19.     vendorName = contractTitle.subString(15);
20. }
21. else
22. {
23.     vendorName = contractTitle;
24. }
25. 
    
26. info "Vendor Extracted: " + vendorName;
27. 
    
28. vendorSearch = invokeurl
29. [
30.     url :"https://books.zoho.in/api/v3/contacts?contact_name=" + vendorName + "&organization_id=" + orgID
31.     type :GET
32.     connection:"zbooks"
33. ];
34. 
    
35. info vendorSearch;
36. 
    
37. contactsList = vendorSearch.get("contacts");
38. 
    
39. if(contactsList == null || contactsList.size() == 0)
40. {
41.     info "Vendor not found";
42.     result.put("status","vendor_not_found");
43.     return result;
44. }
45. 
    
46. vendorID = contactsList.get(0).get("contact_id");
47. 
    
48. info "Vendor ID: " + vendorID;
49. 
    
50. info "Downloading signed contract";
51. 
    
52. signedFile = invokeurl
53. [
54.     url :"https://contracts.zoho.in/api/v1/download/contracts/" + contractApiName + "/signed/document"
55.     type :GET
56.     connection:"zcontractsconn"
57. ];
58. 
    
59. info signedFile;
60. 
    
61. fileMap = Map();
62. fileMap.put("attachment",signedFile);
63. fileMap.put("organization_id",orgID);
64. 
    
65. info "Uploading attachment to Zoho Books";
66. 
    
67. uploadResponse = invokeurl
68. [
69.     url :"https://books.zoho.in/api/v3/contacts/" + vendorID + "/attachment?organization_id=" + orgID
70.     type :POST
71.     parameters:fileMap
72.     connection:"zbooks"
73.     content-type:"multipart/form-data"
74. ];
75. 
    
76. info uploadResponse;
77. 
    
78. result.put("uploadResponse",uploadResponse);
79. 
    
80. info "FLOW 2 COMPLETED";
81. 
    
82. return result;
83. }

Benefits

1. This automation provides several advantages:
2. Eliminates manual document handling
3. Ensures finance teams always have access to executed agreements
4. Connects legal and finance workflows
5. Improves compliance and audit readiness
6. Reduces operational friction

Closing

If you're implementing Procure-to-Pay contract workflows, this approach can help streamline the connection between Zoho Contracts and finance systems like Zoho Books.

We’d be happy to discuss variations of this implementation or answer any questions.

If you're planning to implement a similar workflow and need guidance, feel free to reach out to the Zoho Contracts support team at support@zohocontracts.com.

.

Stay tuned for more tips, tricks, and automation ideas around Zoho Contracts.

Cheers,

Sathyakeerthi

Zoho Contracts Team

• Topic Participants

• Sathyakeerthi U

  

• Sticky Posts

• Adding signature fields in your contract template

  When you send a contract document for the signing process, you have to insert the signature fields into your contract document by dragging and dropping them for each signer. It won't be effort-intensive for contracts that have fewer pages or signers.

• Mapping Billing Country Field to Your Contract Template Field

  In Zoho CRM, while configuring Counterparty Fields Mapping to map counterparty information in your contract type, the field 'Billing Country' doesn't have the support to be mapped due to field type mismatch. Because the Billing Country field in Zoho CRM

• Bulk Import Counterparty Data

  Currently, as the feature to bulk import counterparty data is not available, here is a solution using our APIs that would be useful for our customers. For example, Zoho CRM customers can import their Accounts as counterparties in Zoho Contracts. Using

• Recent Topics

• How to add a filter

  Hi Team, How can I set a filter like excel, instead of adding a new button.

• A POS solution to complete the business solution for SME businesses

  For such a long time one aspect of SME business completely ignored has been a suitable POS solution native to Zoho and integrated with all the usual and necessary applications such as Inventory, Books, Commerce and CRM. The first and generally only option

• Introducing SlyteUI : From Idea to a Working Interface in Minutes

  Hello everyone! Are you spending hours building basic UIs? Does even the smallest customization feel like a major task? CRM customization should feel intuitive and straightforward, not time consuming or exhausting. SlyteUI makes this possible by simplifying

• Zoho Form not synching with Zoho CRM in CRM email template

  I have in the past successfully created an email template that has access to a Zoho Form in the url link to Forms in the email template. I am in the Contact Module of the CRM and I have created a Form for contacts and mapped the two. I am using the upsert

• Using Zoho CRM to manage NBI Clearance applicants – need workflow advice

  Hi everyone, I’m currently helping manage applications related to NBI Clearance services (appointments, document tracking, and status updates). Right now, everything is being handled manually and it’s getting confusing when multiple applicants are involved.

• Bulk upload images and specifications to products

  Hi, Many users have asked this over the years and I am also asking the same. Is there any way in which we can bulk upload product (variant) images and product specifications. The current way to upload/select image for every variant is too cumbersome.

• Super Admin Logging in as another User

  How can a Super Admin login as another user. For example, I have a sales rep that is having issues with their Accounts and I want to view their Zoho Account with out having to do a GTM and sharing screens. Moderation Update (8th Aug 2025): We are working

• Schedule Timeout 5 minutes vs. stated 15 minutes

  I am running into a function run timeout error after 5 minutes for my schedules. The Functions - Limits documents states it should be 15 minutes: Functions - Limits | Online Help - Zoho CRM. What should it actually be? Due to the 5 minute timeout, I'm

• Coupon Codes and Cancelling Subscriptions

  We have two Zoho One organizations, one we use for dev/testing. In Zoho Billing when we cancel a subscription, we are getting two different behaviors with regards to coupons. In one environment, the coupon is removed upon cancellation. In the other, the

• Zoho Books | Product updates | April 2026

  Hello users, Welcome to our April 2026 product updates roundup! Highlights include profit margin for sales transactions, insights in reports, recording deposits from undeposited funds in banking, and faster production workflows with improved assembly

• Journal Entries Do Not Show Multiple Entries to the Same Account

  Another basic accounting function that Books ... Accountants sometimes write journal entries, debiting and/or crediting the same account in the same entry. This is due to the need to record specific activity in an account when we pull reports especially

• Bulk Writer Export

  Pardon me if this has already been discussed (I can't find anything about it in these forums and my last attempt to start a thread seems to have failed). Is it possible to export more than one document at once? I would be really great to be able to burn OpenOffice.Org files of all my Zoho documents once a month to a CDR. If that feature is available/were created, this would be my main word processor. Without being able to do my own bulk backups I'm leery to count on Zoho's servers (which are robust

• Sites API

  Is there a Sites API and if so where can we find documentation

• Extracting phone number from variable

  Hi. I've created a flow between Calendly and Zoho CRM. So when someone schedules a meeting in Calendly, there is a lead created in Zoho CRM. However, I am not able to fill in the phone number field in Zoho CRM, because the phone number is included in

• I can't fetch Calendly Fields

  Hello, I have set up a flow to connect Calendly with Zoho CRM, A few days ago I have mentioned that I should update the Calendly app connection and I have done, After Calendly has been updated I have some issues such as Event location missing I can map

• Edit a previous reconciliation

  I realized that during my March bank reconciliation, I chose the wrong check to reconcile (they were for the same amount on the same date, I just chose the wrong check to reconcile). So now, the incorrect check is showing as un-reconciled. Is there any way I can edit a previous reconciliation (this is 7 months ago) so I can adjust the check that was reconciled? The amounts are exactly the same and it won't change my ending balance.

• FSM- are we getting there

  We have now tried the FSM a couple of times. We have been defeated on the offline access. As you can imagine the enginner needs to know the customers details, the job and the equipment. This needs to be cache. Is it yet? Plus Our engineers do multiple

• Canvas and calendar

  Is it possible to have a canvas view that shows say a contacts details with the meetings calendar on the same page?

• What's new in Zoho Social - Q1 recap

  Hello everyone, We’ve rolled out a bunch of updates in Q1, and we’re excited to walk you through them. To help you explore these features in detail, we’re hosting a Q1 recap webinar where we’ll show you how to make the most of each update. Q1 recap webinar

• Ignore Auto Sales Order number generation not working

  Hi, My Flow has broken and I'm no longer able to use the Ignore auto number generation function and instead use the field that came from the trigger (via Jotform) when creating a new Sales Order in Books. Any suggestions how to fix this?

• Split Bills/Expsense between multiple projects and/or clients

  I need to be able to split vendor invoices/ expenses between multiple clients. Entering the bill multiple times is not only time consuming, it defeats the purpose of having a unquie identifity bill number and will allow for possible duplicated entry.  Below is an example from Quickbooks Desktop. Splitting costs over various projects is a common job costing function that I am very sad and surprised is not an option in Zoho Books. Unless I am missing it somewhere? Thanks for your help!

• Vendor bills cannot be assigned to a customer or a customer project?

  I'm confused on how to handle outsourced contractor expenses on a customer project.  Between my business and the contractor, the invoice they send me fits obviously into Zoho Books as a Bill. However, I need to be able record those expenses to the client

• Anyone using Books to track Project Profitability? If so, I could use some guidance

  Hello Zoho Community. I am a recent subscriber to Zoho, and its part of an ongoing evaluation.  My company (and my clients) have extensive project-tracking needs.  The Projects module seems to be good from a project management standpoint, but I am perplexed

• Introducing parent-child ticketing in Zoho Desk [Early access]

  Hello Zoho Desk users! We have introduced the parent-child ticketing system to help customer service teams ensure efficient resolution of issues involving multiple, related tickets. You can now combine repetitive and interconnected tickets into parent-child

• Problem in usage zoho

  Difficulty to submit the from in my training to handle ticket on your free trial

• Automation Series: Assign Subsequent Task Owner on Completion

  When a project progresses, tasks get piled up over time. As new tasks are created, tracking ownership and assigning them can become time consuming. In a pharmaceutical manufacturing unit, the procurement phase involves a set of tasks such as raw material

• In-House, Non-Billable Projects

  I use Zoho Projects solely for in-house projects with fixed cost budgets.  Only bills and expenses need to be charged against the budget.  There are no customers to be billed or invoices to be created. How can such a non-billable project be set up?   As

• [Webinar] What's New in Zoho Analytics: Q1, 2026

  To all the data enthusiasts out there, we're back again with another power-packed webinar in the What's New series! This last quarter was marked by exciting new features and product updates focused on offering you top-notch solutions. With new data connectors,

• Ask The Expert: Deep Dive into Zoho CRM, Desk, SalesIQ, and Campaigns!

  Are you using Zoho to power your sales, support, and marketing, and have questions about configuration, automation, or best practices? We have great news: the “Ask The Expert” session is coming to the Zoho Benelux Community! This session is specifically

• Workflows being applied and the Large unwanted popup

  When a workflow is being applied do to an action, then the Agent is left with a large Window asking if they would like the see the changes this workflow did. Is there any way to disable this prompt from appearing?

• Users I've shared the sheet with cannot use the Custom Functions

  Hi, I have a Zoho Sheet worksheet that I shared to 2 colleagues, giving them full access: In that worksheet, I created a button with a custom Deluge function and it works flawlessly for me: For those I shared the worksheet to, when they click the button,

• Limiting the form - Zoho People

  Hi Team, I would like to limit the number of form/request submissions for employees within a given month. For example, if an employee has already submitted 3 requests in the current month, they should not be allowed to submit any further requests. An

• Zoho Analytics: Clarification on Email Schedule Limits in Basic Plan

  Hi Team, I have a question regarding the email scheduling limits in the Zoho Analytics Basic Plan. The plan shows that I can create 4 email schedules. However, I understand that schedule consumption is calculated based on recipients (i.e., 1 schedule

• Standardize your booking forms with Centralized Customer Form

  We’re excited to introduce Centralized Customer Form, a new way to manage and standardize how customer information is collected across your event types. With this feature, you can define a common set of booking form fields once and apply them across your

• Zoho Creator In-App Notification

  Hi Team, I have implemented an in-app notification using code, as it required some customization. I followed the example in the link below: https://www.zoho.com/deluge/help/pushnotify-using-deluge.html#Example I have a couple of questions regarding this

• Add Flexible Recurrence Options for Meeting Scheduling in Zoho Cliq (e.g., Every 2 Weeks)

  Hello Zoho Cliq Team, We hope you are doing well. Currently, when scheduling a meeting inside Zoho Cliq, the recurrence options are limited to Daily, Weekly, Monthly, and Yearly. There is no ability to set a meeting to occur every X weeks — for example,

• Announcing Zoho Sheet desktop app for macOS and Windows (Beta)

  Hello Sheet users, We know you’ve been waiting for this one. It has always been the top priority on our roadmap to provide a single native desktop app for macOS and Windows that works both online and offline. Today, we are excited to announce that the

• In App Auto Refresh/Update Features

  Hi,    I am trying to use Zoho Creator for Restaurant management. While using the android apps, I reliased the apps would not auto refresh if there is new entries i.e new kitchen order ticket (KOT) from other users.   The apps does received notification but would not auto refresh, users required to refresh the apps manually in order to see the new KOT in the apps.    I am wondering why this features is not implemented? Or is this feature being considered to be implemented in the future? With the

• Unable to Log In to FSM Mobile App

  Hello FSM Team, We are encountering an issue when logging in to the FSM mobile app. When entering the user email, the system shows the error: “This account does not exist.” However, the same user is able to log in successfully via web (fsm.zoho.com).

• Clarification on “Change Owner” vs Dispatcher Role in Work Orders

  Hi Mr. Abid, Good day! We would like to understand the purpose and correct usage of the “Change Owner” option in the Work Order module. As we noticed, there is an option to Change Owner in the Work Order. At the same time, there is also a separate field/role

• Next Page