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GSTInvoice
GST State Code: 18 · Assam

Free Agency GST Invoice for Assam

Purpose-built for digital marketing, PR, design, and creative agencies. Handles campaign billing, monthly retainers, third-party vendor costs, and creative fee structures. Pre-configured for Assam businesses with GST state code 18. GSTIN format: 18ABCDE1234F1Z5.

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Invoice Details

Invoice #

Invoice Date
Due Date

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Jammu & Kashmir
Himachal Pradesh
Punjab
Chandigarh
Uttarakhand
Haryana
Delhi
Rajasthan
Uttar Pradesh
Bihar
Sikkim
Arunachal Pradesh
Nagaland
Manipur
Mizoram
Tripura
Meghalaya
Assam
West Bengal
Jharkhand
Odisha
Chhattisgarh
Madhya Pradesh
Gujarat
Dadra & Nagar Haveli and Daman & Diu
Maharashtra
Karnataka
Goa
Lakshadweep
Kerala
Tamil Nadu
Puducherry
Andaman & Nicobar Islands
Telangana
Andhra Pradesh
Ladakh
Other Territory

Place of Supply

No results found
Jammu & Kashmir
Himachal Pradesh
Punjab
Chandigarh
Uttarakhand
Haryana
Delhi
Rajasthan
Uttar Pradesh
Bihar
Sikkim
Arunachal Pradesh
Nagaland
Manipur
Mizoram
Tripura
Meghalaya
Assam
West Bengal
Jharkhand
Odisha
Chhattisgarh
Madhya Pradesh
Gujarat
Dadra & Nagar Haveli and Daman & Diu
Maharashtra
Karnataka
Goa
Lakshadweep
Kerala
Tamil Nadu
Puducherry
Andaman & Nicobar Islands
Telangana
Andhra Pradesh
Ladakh
Other Territory

Inter-State → IGST applies Intra-State → CGST + SGST applies
Item Description Qty Rate Tax % Amount

Sub Total
IGST (%)
TOTAL

Notes

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Agency GST Invoice — Assam GST Details

Detail Information
State Assam
GST State Code 18
GSTIN Format 18ABCDE1234F1Z5
Capital City Dispur
Key Industries tea, oil and gas, tourism, silk, agriculture
Template GST Invoice for Agencies
Best For Marketing agencies, PR firms, design studios, ad agencies
Intra-state Tax CGST + SGST (buyer GSTIN starts with 18)
Inter-state Tax IGST (buyer GSTIN starts with any code ≠ 18)

Who Uses the Agency GST Invoice in Assam?

This template is best suited for: Marketing agencies, PR firms, design studios, ad agencies. In Assam, businesses operating in the tea, oil and gas, tourism, silk, agriculture sectors frequently use this format. Companies based in Dispur and other major cities including Guwahati, Silchar, Dibrugarh, Jorhat rely on the GST Invoice for Agencies for day-to-day invoicing.

Purpose-built for digital marketing, PR, design, and creative agencies. Handles campaign billing, monthly retainers, third-party vendor costs, and creative fee structures. Because Assam's GST state code is 18, all invoices raised by Assam-registered businesses must include a GSTIN starting with 18. This template pre-fills and validates this automatically.

Key features of this template:

  • Campaign & retainer billing
  • Vendor cost pass-through
  • Media spend line items
  • Monthly billing cycles
  • Creative fee structure

How GST Works for Assam Businesses

Businesses registered in Assam (GST state code 18) follow standard CGST/SGST/IGST rules under the Goods and Services Tax Act. Here is how tax splits work when using this template:

Sale Type Tax Applied Example (18% GST)
Intra-state (buyer in Assam) CGST 9% + SGST 9% ₹1,00,000 + ₹9,000 CGST + ₹9,000 SGST = ₹1,18,000
Inter-state (buyer in another state) IGST 18% ₹1,00,000 + ₹18,000 IGST = ₹1,18,000
Export (outside India) Zero-rated (0% with LUT) ₹1,00,000 + ₹0 GST = ₹1,00,000

The invoice generator auto-detects intra vs inter-state from the buyer's GSTIN. Assam-registered buyers have GSTINs starting with 18.

Common Mistakes to Avoid in Assam

When using the GST Invoice for Agencies in Assam, businesses often make these avoidable errors. Each mistake can result in a rejected invoice, ITC denial for your buyer, or a GST notice.

  • Not separating agency fees from media spends

  • Missing client PO reference on large campaigns

  • Using the wrong GST state code — Assam businesses must use state code 18 in their GSTIN, not another state's code.

Frequently Asked Questions

What is the GSTIN format for Assam?

Assam has GST state code 18. Your GSTIN starts with 18 followed by your 10-digit PAN, for example: 18ABCDE1234F1Z5. The 13th character is your entity number (1 for the first registration), 14th is always Z, and 15th is a check digit.

Who should use the GST Invoice for Agencies in Assam?

This template is ideal for: Marketing agencies, PR firms, design studios, ad agencies. In Assam, it is especially relevant for businesses in tea, oil and gas, tourism, silk, agriculture — the state's dominant industries. Businesses in Dispur and across Assam use this format for compliant GST invoicing.

Does a Assam business use CGST+SGST or IGST?

CGST + SGST for sales within Assam — when the buyer's GSTIN also starts with 18. IGST for sales to buyers in other states or union territories. The generator auto-detects this from the buyer's GSTIN, so you do not need to manually select the tax type.

Is the GST Invoice for Agencies free for Assam businesses?

Yes, completely free — no account, no subscription, no watermark. Generate a GST-compliant PDF invoice in the GST Invoice for Agencies format with Assam GST state code 18 pre-applied. Download and send to your client in under 60 seconds.

What is the GST registration threshold for businesses in Assam?

The standard GST registration threshold is ₹40 lakh annual turnover for goods-only businesses and ₹20 lakh for service businesses. Assam follows the standard thresholds. Once registered, every invoice must carry your GSTIN (starting with 18) and a proper CGST/SGST or IGST breakdown.

Agency GST Invoice for Other States

Same template, pre-configured for every Indian state's GST code.

Create Your Free Agency GST Invoice Now

Free GST Invoice for Agencies for Assam businesses. GST state code 18 auto-applied. CGST/SGST/IGST calculated instantly. No signup, no watermark.