Why Manufacturers Need a Separate Checklist
A trading or service business implements ERPNext in 6–8 weeks. A manufacturer needs 3–5 months. The reason: manufacturing introduces Bill of Materials, Work Orders, Routing, Production Planning, Quality Inspection, and multi-warehouse stock movements - each requiring careful configuration before the first production order is raised.
This checklist is organized by implementation phase. Print it, share it with your team, and tick off each item before advancing to the next phase.
Phase 1: Pre-Implementation (Before Day 1)
Business Readiness
Executive sponsor identified and committed (not delegated to IT alone)
Implementation team formed: module owners for Finance, Production, Stores, Purchase, and Sales
Existing processes documented (purchase workflow, production flow, dispatch process)
Go-live date set and frozen - mid-year financial year changes avoided
Data ownership assigned: who cleans and validates each data set
Infrastructure Readiness
Server provisioned (Hetzner / AWS / Frappe Cloud) with adequate RAM (minimum 8GB for production)
SSL certificate configured for your domain
Daily automated backup configured and tested with a restore drill
Internet connectivity at factory floor confirmed (minimum 10 Mbps stable)
Email / SMTP configured for system notifications
Phase 2: Master Data Setup
Chart of Accounts & Finance
Chart of Accounts imported and mapped to correct account types (Asset / Liability / Income / Expense)
GST tax accounts created and linked to correct tax templates
TDS accounts configured for applicable sections (194C, 194J, 194Q)
Bank accounts created and linked to correct GL accounts
Cost Centers created (Factory, Admin, Sales) for department-wise P&L
Fiscal year configured and opening period unlocked
Item & BOM Master
All finished goods, raw materials, and packing materials created with correct Item Group and UOM
HSN codes assigned to every item (mandatory for GST e-invoicing)
Default Supplier and default buying price list linked to raw material items
Bill of Materials (BOM) created for every finished good - reviewed and approved by production head
Multi-level BOM tested for correct material explosion
Operations and Workstations defined if using routing
Item valuation method set (FIFO or Moving Average) - cannot be changed after stock entries are posted
Warehouse & Supplier / Customer Masters
Warehouses created for Raw Material, WIP, Finished Goods, and Rejection stores
All suppliers imported with GSTIN, PAN, TDS applicability, and payment terms
All customers imported with GSTIN, billing/shipping addresses, and credit limits
Price lists created for domestic and export customers
Phase 3: Opening Balance & Data Migration
Opening Balances
Opening stock entered for all warehouses with correct valuation rates
Opening accounts payable posted (supplier-wise pending bills)
Opening accounts receivable posted (customer-wise outstanding invoices)
Bank opening balances posted and reconciled against bank statements
Trial Balance in ERPNext matches Tally / previous system as of go-live date
Fixed assets entered with purchase date, value, and depreciation schedule
Phase 4: GST & Compliance Configuration
India Compliance App Setup
Company GSTIN entered and verified in India Compliance settings
E-invoicing enabled and NIC portal API credentials configured (if turnover > threshold)
E-Way Bill integration configured for goods movement above ₹50,000
GST tax templates created for IGST, CGST+SGST, and applicable exempt categories
Sample sales invoice tested: IRN generated, QR code printed, e-Way Bill created
GSTR-1 and GSTR-3B report validated with sample transactions
TDS deduction tested on a sample purchase invoice for applicable vendor
Phase 5: User Training & UAT
Training & User Acceptance Testing
Role-based user profiles created: Store Manager, Production Supervisor, Accountant, Purchase Officer, Sales Executive
Permissions tested: users can only access their module's documents
Module-wise training conducted with hands-on exercises (minimum 4 hours per module)
Full end-to-end transaction cycle tested: Purchase Order → GRN → Material Issue → Work Order → Production → Delivery → Invoice → Payment
UAT sign-off obtained from module owners before go-live
Phase 6: Go-Live Checklist
Go-Live Day Verification
All opening balances locked / accounting periods for pre-go-live months closed
First live purchase order raised, approved, and GRN posted successfully
First live sales invoice raised with valid IRN generated
First work order created from BOM and production entry posted
Backup confirmed running on schedule after go-live
Implementation partner on-call for first 2 weeks post go-live
Week 1 parallel reconciliation: stock report and P&L vs previous system
Implementation Timeline for Manufacturers
| Phase |
Duration |
Owner |
| Pre-Implementation & Infra Setup | 1–2 weeks | Partner + Client IT |
| Master Data Setup & BOM | 3–5 weeks | Partner + Production Head |
| Data Migration & Opening Balances | 2–4 weeks | Partner + Finance Team |
| GST & Compliance Config | 1–2 weeks | Partner + Accounts Team |
| Training & UAT | 2–3 weeks | All Department Heads |
| Parallel Run & Go-Live | 2–4 weeks | All Teams |
| Total | 3–5 Months | - |
"The BOM is the backbone of a manufacturing ERP implementation. We've seen projects delayed by 3 months simply because the production team hadn't finalized their Bills of Materials before the ERP implementation began." - Jeel Patel, COO, Exalix Tech
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About the Author
Jeel Patel is the COO of Exalix Tech and an ERPNext implementation specialist. With extensive experience deploying ERP solutions for Indian SMEs in manufacturing and retail, he helps businesses optimize their digital infrastructure for maximum ROI.
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