A GST Purchase Voucher is used to record purchases of goods or services along with applicable GST. It helps calculate Input GST, maintain purchase records and determine the eligible Input Tax Credit (ITC).
Lesson Objective
Learn how to record local and interstate purchases, calculate GST automatically, claim eligible Input Tax Credit (ITC) and verify GST purchase transactions in Tally Prime.
1. What is a GST Purchase Voucher?
A GST Purchase Voucher records purchases made from suppliers and calculates GST automatically based on the supplier's location and the GST configuration.
Purchase Type
GST Applied
Purchase within the Same State
CGST + SGST
Purchase from Another State
IGST
Purchase of Services
Applicable GST as per GST rules
2. Why is GST Purchase Voucher Important?
Records purchases accurately.
Calculates GST automatically.
Maintains supplier-wise purchase history.
Helps determine eligible Input Tax Credit (ITC).
Updates inventory automatically.
Generates GST purchase reports.
Supports GST return preparation.
Reduces manual tax calculation.
Every taxable purchase should be recorded using the appropriate GST Purchase Voucher.
3. Types of GST Purchases
Purchase Type
GST
Example
Local Purchase
CGST + SGST
Purchase within Bihar
Inter-State Purchase
IGST
Purchase from Jharkhand
Goods Purchase
HSN Based
Laptop Purchase
Service Purchase
SAC Based
Software Development Service
The applicable GST depends on the place of supply and the nature of the goods or services.
4. Example of GST Purchase
Description
Amount
Purchase Value
โน1,00,000
CGST @ 9%
โน9,000
SGST @ 9%
โน9,000
Total Invoice Amount
โน1,18,000
For an inter-state purchase at 18%, IGST of โน18,000 would normally apply instead of CGST and SGST.
5. GST Purchase Workflow
Configure GST correctly.
Create Supplier Ledger with GST details.
Create Stock Items with HSN Code and GST Rate.
Open Purchase Voucher (F9).
Select Supplier.
Enter purchased items.
Verify GST calculation.
Save the voucher and review reports.
A properly recorded GST Purchase Voucher updates inventory, purchase accounts and GST records simultaneously.
6. How to Create a GST Purchase Voucher
A GST Purchase Voucher records the purchase of goods or services along with the applicable GST. Tally Prime automatically calculates GST when the supplier, stock items and tax configuration are correctly maintained.
Steps
Open Tally Prime.
Go to Voucher Entry.
Select Purchase Voucher (F9).
Select the Supplier Ledger.
Select the Purchase Ledger.
Select the required Stock Item(s).
Enter the Quantity and Rate.
Verify GST (CGST/SGST or IGST).
Check the Total Invoice Amount.
Press Ctrl + A to Save.
Example
Field
Value
Supplier
ABC Computers Pvt. Ltd.
Voucher Type
Purchase
Stock Item
Dell Laptop
Quantity
5 Nos.
Rate
โน50,000
If GST has been configured correctly, Tally Prime calculates GST automatically based on the transaction.
7. Local Purchase (CGST + SGST)
When goods or services are purchased from a supplier located in the same State, GST is generally divided into CGST and SGST.
Description
Amount
Purchase Value
โน50,000
CGST @ 9%
โน4,500
SGST @ 9%
โน4,500
Total Invoice
โน59,000
For most intra-state purchases, Tally Prime automatically applies CGST and SGST when the supplier and company are registered in the same State.
When goods or services are purchased from another State, IGST is generally applicable instead of CGST and SGST.
Description
Amount
Purchase Value
โน1,00,000
IGST @ 18%
โน18,000
Total Invoice
โน1,18,000
Input Tax Credit (ITC)
Subject to GST law and eligibility conditions, the GST paid on purchases may be available as Input Tax Credit and can be adjusted against GST payable on outward supplies.
Tally Prime automatically determines whether CGST/SGST or IGST should apply based on the place of supply and GST configuration.
9. Purchase Register, GST Reports & Verification
After recording Purchase Vouchers, verify the transactions using inventory and GST reports.
Report
Purpose
Purchase Register
View all purchase transactions.
GST Purchase Register
Review GST-wise purchases.
Input Tax Summary
View eligible Input GST.
Stock Summary
Verify inventory updates.
GST Returns
Review GST data before filing returns.
Verification Checklist
Supplier GSTIN is correct.
HSN/SAC Codes are available.
GST rate is correct.
Invoice amount matches the supplier invoice.
CGST/SGST or IGST is applied correctly.
Always verify Purchase Vouchers before filing GST returns.
10. Common Mistakes While Recording GST Purchase Vouchers
Common Mistake
Correct Practice
Selecting the wrong Supplier Ledger.
Verify the supplier before saving.
Incorrect GSTIN.
Check the supplier GSTIN carefully.
Wrong GST Rate.
Use the applicable GST percentage.
Incorrect HSN/SAC Code.
Assign the correct classification.
Using IGST instead of CGST/SGST (or vice versa).
Verify the supplier's State and place of supply.
Incorrect Quantity or Rate.
Match the supplier invoice exactly.
Not checking GST calculation.
Review tax before saving the voucher.
Ignoring Purchase Reports.
Regularly verify Purchase Register and GST reports.
Accurate Purchase Voucher entries help ensure proper inventory records, correct GST reporting and eligible Input Tax Credit.
11. Real Business Case Studies
Let's understand how GST Purchase Vouchers are used in different types of businesses.
Business
Purchase
GST Impact
Computer Shop
Laptops & Accessories
Eligible Input GST can generally be claimed, subject to GST law.
Medical Store
Medicines
GST applied according to the applicable rate.
Manufacturing Company
Raw Materials
Input GST recorded on purchases.
Software Company
Professional Services
SAC Code with applicable GST.
Wholesale Distributor
Bulk Inventory Purchase
Large purchase invoices with GST.
Retail Store
Daily Stock Purchase
Automatic GST calculation during purchase entry.
Recording GST Purchase Vouchers correctly helps maintain inventory, purchase records and GST compliance.
12. Local Purchase vs Interstate Purchase
Local Purchase
Interstate Purchase
Supplier is in the same State.
Supplier is in another State.
CGST + SGST generally apply.
IGST generally applies.
Two GST components.
Single GST component.
Example: Bihar โ Bihar
Example: Bihar โ Jharkhand
Used for intra-state purchases.
Used for inter-state purchases.
Easy Trick
๐ Same State = CGST + SGST
๐ Different States = IGST
13. Professional GST Purchase & ITC Tips
Always verify the supplier's GSTIN before recording the purchase.
Use the correct Purchase Ledger.
Verify HSN or SAC Codes.
Apply the correct GST rate.
Match the supplier invoice with the Purchase Voucher.
Check whether CGST/SGST or IGST is applicable.
Reconcile purchase data before claiming eligible ITC.
Review Purchase Register regularly.
Maintain supplier-wise purchase history.
Take regular backups of Tally data.
Professional accountants reconcile purchase invoices with GST reports before preparing GST returns.
14. Practical Exercise & Interview Questions
Practical Exercise
Create a Supplier Ledger with GST details.
Create a Purchase Ledger.
Create a Stock Item with HSN Code.
Record a Local Purchase with CGST & SGST.
Record an Interstate Purchase with IGST.
Verify GST calculation.
Check the Purchase Register.
Review the GST reports.
Interview Questions
What is a GST Purchase Voucher?
Which shortcut key opens the Purchase Voucher?
What is Input Tax Credit?
When is IGST applicable?
When are CGST and SGST applicable?
How do you create a GST Purchase Voucher?
What details are required in the Supplier Ledger?
Why is the HSN Code important?
What is the purpose of the Purchase Register?
How do you verify GST calculations?
What happens if the GST rate is incorrect?
How does Tally calculate GST automatically?
Can Purchase Vouchers update inventory?
What reports should be checked after recording purchases?
How does ITC reduce GST liability?
What precautions should be taken before saving a Purchase Voucher?
How do interstate purchases differ from local purchases?
Why is GST configuration important before purchase entry?
How do Purchase Vouchers help in GST return filing?
Why is GST Purchase knowledge important for accountants?
15. Lesson Summary
Learned the purpose of GST Purchase Vouchers.
Recorded Local and Interstate Purchases.
Understood CGST, SGST and IGST calculations.
Learned the concept of eligible Input Tax Credit (ITC).
Verified GST Purchase Reports.
Compared Local and Interstate Purchases.
Studied real business examples.
Completed practical exercises.
Prepared for accounting interviews.
Built a strong foundation for GST Purchase accounting.
Congratulations!
You can now confidently record GST Purchase Vouchers in Tally Prime, verify GST calculations and maintain accurate purchase records for GST compliance.
๐ง Quick Quiz
Which GST is generally applicable when goods are purchased from another State?