The operational side of being a brand owner on Trendyol, Hepsiburada, Amazon.com.tr, n11 and Çiçeksepeti: what the platforms actually do, what Turkish law actually requires, and how to find out who is selling your products. Practice, not legal advice. Every claim is sourced to a primary Turkish text or the marketplace's own documentation.
Platforms do not decide whether goods are counterfeit. What the regulation actually obliges them to do, and which four expectations fail every time.
22 September 2026 · 11 minTrendyol does not delete listings from sellers off your list. It asks them for documents, and those who cannot produce them close after 36 hours.
21 September 2026 · 12 minThe certificate the brand owner issues decides who stays on a Turkish marketplace. Why objections turn on it, the fields it must carry and how it fails.
20 September 2026 · 12 minÇiçeksepeti has no public brand-owner portal. The notary and KEP route produces the same legal effect: the channel, the address and the required elements.
9 September 2026 · 12 minn11 does not accept direct IP complaints. You join the Brand Protection Centre first: the documents, the address, the KEP alternative and the filing flow.
7 September 2026 · 15 minWe scanned 44 brands across five Turkish marketplaces: median 32.5 sellers, middle half 16-41, most fragmented 79. Compare your own number.
7 September 2026 · 13 minA seller with no contract with you is usually not infringing. What exhaustion of rights under Turkish IP law means, and what actually removes them.
6 September 2026 · 9 minA step-by-step method for finding every seller of your brand on the five Turkish marketplaces: where the seller identity is visible, how to pin a seller down with Trendyol's merchantId, what the buy box does to your product page, and why a one-off list goes stale in weeks.
6 September 2026 · 5 minThe rights-holder channel and verified KEP address for each of the five Turkish marketplaces: Trendyol, Hepsiburada, n11, Çiçeksepeti and Amazon.
6 September 2026 · 8 minThe Turkish e-commerce regulation gives marketplaces 48 hours to act on a complete IP complaint. What the five mandatory elements are, why an incomplete complaint never starts the clock, how the seller's objection brings a listing back within 24 hours, and the one-shot rule after that.
6 September 2026 · 10 minHow Trendyol's trademark mechanism really works for brand owners: the 36-hour document rule, the Suppliers I Authorize list, the Authorized Seller badge, notice limits, and why genuine goods sold by a non-dealer are not a takedown case under Turkish law.
6 September 2026 · 9 minHow a rights holder files an intellectual-property complaint on Hepsiburada: why the seller portal is closed to brand owners, the KEP address dmarket@hs02.kep.tr, the mandatory elements, the sample declaration templates, the 48-hour removal, the 24-hour republication, and the one-shot rule.
6 September 2026 · 9 minAmazon.com.tr Brand Registry for foreign brands: the physical logo requirement that causes most rejections, the three tools you get (Report a Violation, Brand Protection Report, Project Zero), the 90% acceptance threshold for Project Zero, why Transparency is not available in Turkey, and what Amazon will not enforce.