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Commerce Glossary
The terms a Saudi merchant meets every day, from e-invoicing to shipping, in short definitions that answer directly.
Invoicing & Tax
E-invoicing
Issuing and storing invoices in a structured electronic format instead of paper, per the requirements of Saudi Arabia’s Zakat, Tax and Customs Authority. Applied in two phases: generation with a QR code, then direct integration with the authority’s systems. Any VAT-registered business is required to comply.
Simplified Tax Invoice
An invoice issued to an individual consumer at direct sale, carrying brief details: seller name, VAT number, total and VAT amount, with a QR code enabling verification. It is the everyday invoice of retail shops, restaurants and points of sale.
Tax Invoice (B2B)
The full invoice issued between two businesses, including both parties’ VAT numbers and richer line-item and tax detail than the simplified form. It is the formal basis for selling to companies and government entities, needed by any merchant serving business customers.
Invoice QR Code
A square code printed on the simplified tax invoice carrying its core data encoded: seller name, VAT number, issue time, total and tax. It lets consumers and regulators verify the invoice with one scan, and is a mandatory requirement of Saudi e-invoicing.
ZATCA
The Saudi government authority for zakat, tax and customs, and the owner of the e-invoicing requirements that oblige businesses to use compliant invoicing systems. Commonly abbreviated ZATCA; compliant POS and store systems issue conformant invoices automatically.
VAT
An indirect tax levied on most goods and services in Saudi Arabia, collected by the merchant from the customer and remitted through periodic returns. It must appear on every invoice, so merchants need a system that calculates it automatically per sale and prepares its reports.
The Integration Phase
The second phase of Saudi e-invoicing: connecting a business’s invoicing system directly to ZATCA’s systems for invoice clearance. It is rolled out in waves by business revenue size, with each group notified well before its compliance deadline.
Selling & POS
Point of Sale (POS)
The system that completes in-store sales: a cashier screen that records items, takes payment, issues the invoice and deducts stock. Modern POS systems are cloud-based, link branches to one dashboard, and keep selling through internet outages, syncing automatically after reconnection.
Cloud POS
A cashier whose data lives on cloud servers rather than only the shop device: sales, stock and reports update live and are reachable from anywhere. For the merchant, branches share one dashboard, data survives device failure or loss, and updates arrive automatically.
Offline Selling
A POS system’s ability to keep recording sales and issuing invoices during an internet outage, then sync every transaction automatically once the connection returns. A decisive criterion when choosing a cashier, since a network drop at peak time means a stalled queue and lost sales.
Cashier Shift
A defined working period per cashier employee, opened with a starting balance and closed with a cash count: the system records the shift’s transactions under its owner and computes expected versus actual cash at close. Shifts pin responsibility and surface variances the moment they occur.
Returns
Product give-backs after a sale, handled by the system as a credit note tied to the original invoice: refunding or crediting the amount and restocking the item if sellable. Processing returns inside the system preserves stock accuracy, reporting and e-invoicing compliance.
Barcode
A linear or square code identifying each item, scanned to pull its data instantly into the selling or counting screen. It speeds checkout, closes the door on manual-entry mistakes, and turns stocktaking from handwriting into fast scanning.
SKU
A unique identifier a merchant assigns to each item or variant (size, color, weight) to track it precisely across branches and channels. Unlike the universal barcode it is internal and merchant-defined, and it underpins item-level sales and inventory reporting.
Store & Inventory
Online Store
An internet storefront under the merchant’s own brand: it displays products and takes orders, payment and addresses automatically around the clock. When it runs on the same platform as the POS, stock is unified between shop and online, and its invoices are e-invoicing compliant.
Inventory Management
Tracking item quantities and movement across purchasing, selling and returns, over branches and warehouses. A good system deducts live with every invoice, alerts before stockouts, and surfaces variances early. Stock accuracy is what prevents selling a finished item or hoarding a stagnant one.
Stocktaking
Matching actual shelf quantities against system balances to expose losses and errors. Instead of one exhausting annual count, cycle counting is recommended: one category weekly with a barcode scanner and immediate investigation of variances, keeping books matched to shelves all year.
Unified Commerce
Running in-store and online selling from one system with one stock pool: a sale on any channel updates the same quantity live, and reports combine both channels. It prevents selling the same piece twice and gives the merchant one true picture of the whole business.
Reorder Point
The stock level at which the system alerts you to order a new batch from the supplier. Set from how fast an item sells and how long resupply takes, it prevents stockouts of fast movers without piling up slow ones, turning purchasing from hunch into a numbers-based decision.
Payments & Shipping
Payment Gateway
The service that securely carries an electronic payment between the customer’s card or wallet and the merchant’s account, verifying and settling within seconds. An online store needs one to accept cards and digital wallets, delivered through ready integrations in its platform.
mada
Saudi Arabia’s national payment network tied to local bank accounts, and the most widely used card scheme in the Kingdom. Accepting mada at the POS and in the online store is essential for any Saudi merchant, as a large share of customers pay with it exclusively.
Buy Now, Pay Later (BNPL)
Services letting customers split a purchase into installments without a credit card, while the merchant receives the full amount from the provider. Integrating BNPL raises average basket value and lowers purchase hesitation, especially for mid and higher-value items.
Cash on Delivery
A payment method where the customer pays for the order in cash or by card when the shipment arrives. Still common in Saudi e-commerce for building trust with new customers, though it raises return rates, so merchants balance it against prepaid options.
Shipping Waybill (AWB)
The document created per shipment carrying its tracking number, sender and receiver details, weight and destination. Through a shipping integration it is generated from the store dashboard and printed as the parcel label, letting merchant and customer track the shipment to delivery.
Terms understood, now the practice
Everything you read here runs inside Zahy automatically, from the QR invoice to the shipping waybill.
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