GST, invoicing & growth guides
Practical, jargon-free articles written for Indian small business owners, freelancers and accountants.
What is a GST Invoice? Format, Mandatory Fields & Rules (2026 Guide)
Everything a registered business must include on a tax invoice under the CGST Rules, with a downloadable-ready checklist.
10 Jun 2026
CGST, SGST and IGST Explained with Simple Examples
Confused about which tax applies on your bill? Here is the intra-state vs inter-state rule with real numbers.
8 Jun 2026
GST Rates in India 2026: Complete Slab-wise List for Goods & Services
0%, 5%, 12%, 18% and 28% — which slab does your product fall in? A category-wise reference for small businesses.
5 Jun 2026
How to Find the Correct HSN Code for Your Product
HSN codes decide your GST rate and are now mandatory on invoices. Learn the 4/6/8-digit rules and how to look them up.
2 Jun 2026
GSTR-1 vs GSTR-3B: Differences, Due Dates & Late Fees
The two returns every regular taxpayer files each month — what goes in each, when, and what it costs if you miss the date.
30 May 2026
GSTR-2B Reconciliation: Step-by-Step Guide to Claiming Full ITC
ITC is only allowed when your supplier has reported the invoice. Here is how to match GSTR-2B with your purchase register every month.
27 May 2026
E-Invoicing Under GST: Applicability, IRN & QR Code Rules
Businesses above ₹5 crore turnover must generate IRN for B2B invoices. Learn what changes on your invoice and how to stay compliant.
24 May 2026
E-Way Bill Rules 2026: When It Is Required and How to Generate It
Moving goods worth more than ₹50,000? You need an e-way bill. Here are the thresholds, validity and Part-A/Part-B details.
21 May 2026
Reverse Charge Mechanism (RCM) in GST: Complete List & Examples
Under RCM the buyer pays the tax. Learn the notified services, the ₹5,000 rule history and how to show RCM on an invoice.
18 May 2026
GST Composition Scheme: Eligibility, Rates & Is It Right for You?
A flat 1% to 6% tax with quarterly filing sounds attractive — but you cannot claim ITC or bill B2B customers effectively. Weigh the trade-offs.
15 May 2026
Quotation vs Proforma Invoice vs Tax Invoice: What's the Difference?
Three documents, three purposes. Sending the wrong one can delay payment or create GST liability you did not intend.
12 May 2026
How to Create a GST Invoice Online in Under 2 Minutes
A practical walkthrough for first-time users: business setup, client entry, line items and sharing on WhatsApp.
9 May 2026
Free GST Invoice Generator vs Paid Software: Which Should You Choose?
Free tools are great for your first ten invoices. Here is the point at which paid features start paying for themselves.
6 May 2026
Best GST Billing Software for Small Businesses in India (Features Checklist)
Fifteen features to look for before you commit — from automatic tax splitting to audit trails.
3 May 2026
UPI QR Code on Invoices: How to Get Paid Faster
A scannable UPI intent QR removes every excuse for delayed payment. Here is how it works and how to add it.
30 Apr 2026
How to Handle Late Payments: Reminders, Interest & Legal Options for MSMEs
Under the MSMED Act, buyers must pay within 45 days. Learn the polite-to-firm reminder ladder and your legal rights.
27 Apr 2026
Input Tax Credit (ITC) Rules Every Small Business Must Know
ITC is the heart of GST. Four conditions, blocked credits and the 180-day payment rule explained simply.
24 Apr 2026
GST Registration for Freelancers & Consultants: Do You Need It?
The ₹20 lakh threshold, export of services, LUT and why many freelancers register voluntarily.
21 Apr 2026
Credit Note and Debit Note Under GST: When and How to Issue
Returned goods, price changes or a wrong rate? You cannot edit a filed invoice — you issue a note. Here are the rules.
18 Apr 2026
Inventory Management for Small Shops: Stop Losing Money to Stock-outs
Dead stock ties up cash; stock-outs lose sales. Simple practices any kirana, pharmacy or hardware store can adopt this week.
15 Apr 2026
Multi-Branch and Multi-Business GST: One Owner, Many GSTINs
Separate registrations per state, ISD, cross-charge and how to keep books clean when you run more than one entity.
12 Apr 2026
GST Audit Trail Requirements: What the MCA and GST Law Expect
Since April 2023, companies must use accounting software with an edit log. Here is what that means for your invoicing.
9 Apr 2026
GST Late Fees, Interest and Penalties: The Complete 2026 Table
Miss a deadline and the cost compounds quickly. Know the exact numbers so you can prioritise.
6 Apr 2026
How to Write Payment Terms on an Invoice (With Examples)
Clear terms get you paid faster. Copy-ready wording for due dates, early-payment discounts and late interest.
3 Apr 2026
WhatsApp Invoicing: How to Send GST Invoices Clients Actually Open
Email open rates hover around 20%; WhatsApp is above 90%. Use it properly without spamming clients.
31 Mar 2026
QRMP Scheme Explained: Quarterly Returns, Monthly Payment for Small Taxpayers
Turnover under ₹5 crore? You can file GSTR-1 and 3B quarterly while paying tax monthly. Here is how QRMP works.
28 Mar 2026
Business Growth: 7 Reports Every Small Business Owner Should Check Monthly
You do not need an MBA — just seven numbers reviewed on the first of each month.
25 Mar 2026
Put these guides into practice
SmartGST handles the GST math, the HSN codes, the reminders and the reports — so you can focus on the business.
Start free