What is the difference between a day book and a cash book?

A day book records all transactions of the day in order, including credit sales and purchases. A cash book records only cash and bank movements. The day book is broader and is usually the book of original entry.

Is a day book the same as a journal?

They are close. Both are books of original entry where transactions are first recorded in date order. In a shop context, day book is the common name for the daily register that later posts to the ledger.

How does a day book connect to a customer's khata?

Each credit sale in the day book posts to that customer's account, which is their khata. Receipts reduce it. So the khata is simply the customer-wise view of day book entries after posting.

Do I need to post the day book to the ledger every day?

Ideally yes, or at least weekly. The longer you wait, the more entries pile up and the higher the chance of error. Apps post automatically the moment you raise a bill.

Can I skip the day book if I use billing software?

The software keeps the day book for you. Every bill you raise becomes a dated entry that posts to the ledger and khata automatically, so you get the day book without writing it by hand.

Day Book Format for a Shop: Sample and How It Links to Your Ledger

A day book is your daily transaction register, the running record of everything that happened in your business that day, in the order it happened. For a shop, it is the diary you fill from open to close: sales, purchases, receipts, payments and credit notes, all in one place. This guide shows a day book format you can use, a sample, and how the day book connects to your ledger and khata.

What a day book is for

The day book is the first place a transaction is written down, so it is often called the book of original entry. Its job is to capture events fast and in sequence, before they get sorted into accounts. Because it is chronological, it is easy to reconstruct any day of trading, which helps during a GST query or a simple dispute with a customer.

The day book is broader than a cash book. A cash book only records cash and bank. A day book records those plus credit sales, credit purchases and adjustments, so it holds the full story of the day.

A simple day book format

Keep the columns few and clear so you can fill it quickly at the counter:

Date and time: so entries stay in order.
Voucher or bill number: your reference to find the document later.
Particulars: who and what, for example "Sale to Verma, 2 fans".
Type: cash sale, credit sale, purchase, payment or receipt.
Amount and GST: the value and the tax charged.

One line per transaction

Resist the urge to club several sales into one line. A separate line for each bill keeps the day book accurate and makes it painless to trace a single sale months later.

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How the day book links to your ledger and khata

The day book is where entries begin; the ledger is where they get sorted by account. At the end of the day or week, you post each day book line to its ledger account. A cash sale goes to the sales account and the cash account. A credit sale goes to the sales account and the customer's account, which is that customer's khata. This is the same debit-and-credit pairing explained in our note on debit and credit.

Once posted, the ledger totals build your reports. Sales and purchases roll up into your profit figure, and balances flow into the balance sheet. So a neat day book is the foundation of every report above it. Get the day book wrong and everything downstream is wrong too.

Doing the day book in an app

On paper, you write the day book, then copy each line into the ledger and again into every customer's khata. That is three times the work and three chances to make a mistake. In IndiaCRM, the moment you raise a bill it becomes a day book entry and posts to the ledger and the customer's khata at once. Your GST billing software keeps the tax ready, and inventory drops the moment stock leaves. You can then nudge a credit customer over WhatsApp straight from the same record. Take it with you on the mobile app.

A day book is the honest diary of your shop. Keep it in order, one line per transaction, and post it to your ledger and khata regularly. From here, tighten your cash side with the cash book format, control small spends with petty cash management, and see the big picture in our bookkeeping guide.