KhataBuddy Blog
GST & billing guides for Indian businesses
Clear, practical guides on GST, invoicing, HSN codes and e-way bills — no jargon, written for small businesses and updated for GST 2.0.
GST Basics
13 guides
E-Invoice Limit in India: Applicability, Exemptions & Rules
The e-invoice limit is ₹5 crore — but it applies to your turnover in any year since 2017-18, not just the current one. Who must generate e-invoices, which supplies are covered, who is exempt, and how the limit has changed.
MRP Label Rules in India: What Must Be on a Packaged Product
What the Legal Metrology rules require on a retail package — generic name, net quantity, MRP inclusive of all taxes, month of manufacture, manufacturer address and consumer care details — and when the rules apply at all.
Stock Register Format: What to Record & How to Maintain It
What a stock register must contain under GST, the columns to keep, the opening-plus-inward-minus-outward equation behind it, and the entries most businesses forget to record.
GST on Gold & Jewellery: Rate, Making Charges & How It's Billed
GST on gold and jewellery explained for Indian businesses — the 3% rate on gold, 5% on making charges, how the two combine on a bill, rates for silver and diamonds, HSN codes, and old-gold exchange.
GST on Medicines & Pharmacy: Rates, HSN Codes & ITC
GST on medicines explained for Indian pharmacies and chemists — the 5% rate on most medicines, nil-rated life-saving drugs, rates on medical devices, what changed under GST 2.0, HSN codes, and input tax credit.
Mobile HSN Code (8517) & GST Rate on Phones & Electronics
The HSN code for mobile phones is 8517 and the GST rate is 18%. Full HSN code and GST rate list for smartphones, chargers, earphones, power banks, laptops and other electronics — plus input tax credit for dealers.
GST Composition Scheme: Rates, Eligibility & Rules
GST composition scheme explained for small businesses — eligibility, turnover limits, flat tax rates, benefits and limitations, and who should opt in.
GSTR-1 vs GSTR-3B: What's the Difference? (Simple Guide)
GSTR-1 vs GSTR-3B explained simply for Indian businesses — what each GST return is, what goes in it, due dates, how they connect, and why they must match.
Input Tax Credit (ITC) Explained — With a Simple Example
Input Tax Credit under GST explained simply for Indian businesses — what ITC is, a worked example with numbers, the conditions to claim it, what's blocked, and the time limit.
CGST, SGST & IGST: What's the Difference? (Simple Guide)
CGST, SGST and IGST explained in plain language for Indian small businesses — the one simple rule that decides which applies, a worked example with numbers, and how the split works on your invoice.
E-Way Bill Explained: Limit, Rules & When You Need One
A simple guide to the e-way bill for Indian businesses — what it is, the ₹50,000 limit, when you need one, what it contains, how long it's valid, exemptions, and how to generate it.
GST Rates in India 2026: The New GST 2.0 Slabs Explained
A simple guide to GST rates in India after GST 2.0 — the current 0%, 5%, 18% and 40% slabs, what changed, category examples, special rates on gold and diamonds, and how to find the rate for your product.
What Is an HSN Code? Meaning, Structure & How to Find Yours
HSN codes explained for Indian businesses — the full form and meaning, how the digits are structured, how many you need under GST, examples, and how to find the right HSN code for your product.
Invoicing Basics
6 guides
Salary Slip Format: What to Include (With a Simple Example)
What goes on a salary slip — the header, earnings, deductions and net pay — plus a simple three-line format that works for a small team, and why issuing one is now required for every employee.
How to Stop Manually Entering Purchase Bills
Manually typing every vendor's purchase bill is slow and error-prone. Here's why it hurts, the four ways businesses handle purchase-bill entry, and how AI bill scanning automates it — capture, extract, done.
Bill of Supply vs Tax Invoice: What's the Difference?
Bill of supply vs tax invoice explained for Indian businesses — what a bill of supply is, who issues it, when GST is charged, and how the two differ.
Credit Note vs Debit Note: What's the Difference? (GST Guide)
Credit note vs debit note under GST, explained simply for Indian businesses — what each is, who issues it, when to use it, a worked example, and how they affect GST and input tax credit.
What Is a Tax Invoice? GST Invoice Format & Mandatory Fields
A tax invoice explained simply for Indian businesses — what it is, the mandatory fields a GST invoice must have, a sample format, when to issue it, and how it differs from a bill of supply.
Proforma Invoice vs Tax Invoice: What's the Difference?
Proforma invoice vs tax invoice explained simply for Indian businesses — what each one is, when to use it, whether GST and input tax credit apply, and how a proforma becomes a tax invoice.