VAT Withholding Codes and Rates 2026: Full List
Rates for partial withholding codes 601–627 and 650, full withholding codes 801–825, the invoice types that can carry withholding, and a worked calculation example.
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Up-to-date, regulation-based guides to Turkish e-invoicing (e-Fatura, e-Arşiv, e-İrsaliye), marketplaces (Trendyol, Hepsiburada, N11, Amazon, Temu) and e-commerce accounting.
Products & InventoryGlossary
What Is a Barcode (GTIN, EAN)? How to Get a Barcode for Marketplaces
A barcode is the scannable representation of the GTIN number that identifies a product; its most common format in Türkiye is the 13-digit EAN-13. GTIN/EAN barcodes come from GS1, and GS1 is represented in Türkiye by TOBB.
Export-Registered Invoice Codes: 701, 702, 703, 704
There are four export-registered invoice codes: 701 (VAT Law, KDVK 11/1-c), 702 (DİİB and temporary admission), 703 (Special Consumption Tax Law, ÖTVK 8/2) and 704 (KDVK 11/1-c together with ÖTVK 8/2). They are used with the IHRACKAYITLI type; with 702, the GTİP and the DİİB line code are mandatory on every line.
Products & InventoryGlossary
What Is Inventory Synchronization? Inventory Management in Multichannel Selling
Inventory synchronization means that when you sell the same product on more than one channel, stock on every channel is updated automatically from a single source after each sale, cancellation and return; the goal is to prevent overselling.
Products & InventoryGlossary
What Is an SKU? How to Create a Stock Code
An SKU (stock keeping unit) is the stock code a seller assigns to tell each product and variant apart. It is different from a barcode and a model code, and it is the key to matching inventory in multichannel selling.
How Many Characters Can an n11 Product Title Have?
On n11, a product title can be at least 15 and at most 65 characters long. The ideal range for the quality score is 31–65 characters.
e-Invoice and e-Archive Cancellation, Objections and Return Invoices
e-Invoices and e-archive invoices can be canceled or objected to within 8 days from the date they are delivered to the buyer. After that, a return is documented with an IADE-type e-invoice if the buyer is a taxpayer, or with an expense voucher if the buyer is a consumer.
Amazon Product Title Rules and Character Limit
On Amazon.com.tr, a product title can be at most 200 characters, including spaces, in most categories. You cannot use ! $ ? _ { } ^ ¬ ¦, and the same word cannot appear more than twice. The US 75-character limit has not been announced for Türkiye.
Guide to e-Invoice Scenarios and Invoice Types
The difference between TEMELFATURA and TICARIFATURA, the other e-invoice scenarios, what each of the 20 invoice types is used for, and which scenario and type a marketplace seller should choose in each situation.