Knowledge Centre

Welcome to our Knowledge Centre.

Current briefing notes, guides, events and videos on legislative developments and cross-border trade.

Popular

Publications

Filter by publication type and topic; results are ordered from newest to oldest.

Köksal Attorney Partnership — international desks, global network and GGI work9 July 2026Cover · Marketplace law
ArticleTax & Incentives

Being a marketplace seller: 7 legal topics, from account suspension to the 1% withholding

Amazon, Etsy, Trendyol: the law of marketplace selling starts with the contract, continues with DSA verification and GPSR fields, and is tested by withholding and suspensions. 7 topics from the seller's perspective.

Read
Köksal Attorney Partnership — international desks, global network and GGI work7 July 2026Cover · AB’ye e-ticaret
GuideTax & Incentives

E-commerce from Türkiye to the EU: VAT, OSS/IOSS and GDPR checklist

The three compliance layers of selling online to consumers in the EU: VAT registrations (OSS/IOSS), GDPR and consumer rules. A market-entry checklist for Turkish e-commerce companies.

Read
Köksal Attorney Partnership — investment, tax incentives and financial structuring work7 July 2026Cover · IOSS/OSS
GuideTax & Incentives

IOSS and OSS: a VAT guide for Turkish stores selling to the EU

In e-exports to the EU, the right VAT setup is part of the sales experience: with IOSS, deliveries with no doorstep surprises; with OSS, a single return. Registration, thresholds and marketplace scenarios.

Read
Köksal Attorney Partnership — international desks, global network and GGI work30 June 2026Cover · Distance sales 2026
GuideTax & Incentives

Distance sales contracts in 2026: new rules and the complete anatomy of the text

With the amendments that entered into force on 1 January 2026, return shipping costs shifted to the seller and the right of withdrawal returned for electronic devices. The 2026 anatomy of the distance sales contract and the preliminary information form.

Read
Köksal Attorney Partnership — investment, tax incentives and financial structuring work23 June 2026Cover · Investment incentive
GuideESG & Supply Chains

Investment incentive certificate: scope, application and common mistakes

From VAT exemption to tax reduction, from social-security support to customs exemption: what the investment incentive certificate provides, the application process, and the mistakes that put the certificate at risk.

Read
2 June 2026Cover · Tax incentives
Briefing NoteESG & Supply Chains

Client Information Note: Türkiye’s New Tax and Investment Incentives for Attracting Foreign Investors

Client note on Türkiye’s 2026 incentive package: the 12.5% corporate tax rate for manufacturing, the 100% deduction for service exports, Qualified Service Centres, transit trade and Istanbul Finance Centre benefits, and the 20-year exemption for relocating individuals.

Read
Köksal Attorney Partnership — contract and advisory documents on a desk5 May 2026Cover · M&A due diligence
GuideESG & Supply Chains

Acquiring a company in Türkiye: the anatomy of the due diligence process

The real picture of the target company: the scope of legal due diligence, red flags, translating findings into the contract, and the Competition Authority threshold.

Read
Köksal Attorney Partnership — contract and advisory documents on a desk16 April 2026Cover · Incorporation in Türkiye
GuideESG & Supply Chains

Company formation in Türkiye for foreign companies: step by step

Joint-stock company, limited liability company, branch, or liaison office? Entity type selection, formation steps, E-TUYS notification, and the first-year compliance calendar for foreign companies entering Türkiye.

Read
Köksal Attorney Partnership Germany Desk — meeting room linking İstanbul and Berlin2 April 2026Cover · Germany GmbH
GuideTax & Incentives

Setting up a company in Germany: a GmbH guide for Turkish entrepreneurs

GmbH, UG or a branch? For Turkish companies expanding into Germany: incorporation steps, capital, tax registration, bank account and the first year’s compliance timeline.

Read
Köksal Attorney Partnership — meeting room for litigation, arbitration and dispute resolution30 March 2026Cover · Employment law
ArticleTax & Incentives

Employment law at foreign-invested companies: the 7 most common mistakes

HR run on translations of group policies, undocumented performance, poorly structured mutual termination agreements: the employment-law mistakes foreign-invested companies most often make in Türkiye, and their solutions.

Read
Köksal Attorney Partnership — investment, tax incentives and financial structuring work18 March 2026Cover · Residence & work permit
GuideForeign Investment

A guide to residence and work permits in Türkiye for foreign investors

The permit architecture for foreigners who set up a company or take up a post in Türkiye: work permit requirements, residence permit types, the Turquoise Card and common application mistakes.

Read
Köksal Attorney Partnership — meeting room for litigation, arbitration and dispute resolution20 January 2026Cover · Generational transfer
ArticleTax & Incentives

Generational transfer in family businesses: 5 tools of legal planning

From the family constitution to share classes, from the shareholders' agreement to succession planning: five legal tools for managing generational transfer without conflict and without tax surprises.

Read

Legislation Radar

We monitor developments in Turkish, German and EU legislation, including their status, citation and impact on your business. Every record is explained in plain language and linked to the official text.

60 records monitored · the radar is continuously updated
Open the Legislation Radar Each record is classified by Region · Type · Status and its related practice area.

LinkedIn Newsletters

Follow legislative and practical developments directly through our region-focused newsletters in three languages. Subscribe on LinkedIn with one click.

Events

Seminars, panels and webinars that we organise or participate in as speakers.

Upcoming & past events

Join our experts at the table.

Follow our cross-border trade, ESG and compliance events and our talks at sector events on LinkedIn, including registration and participation details.

View LinkedIn Events
  • Seminars & workshops

    In-depth sessions on specific legal and practical topics.

  • Webinars

    Short online briefing sessions focused on questions and answers.

  • Panel & conference talks

    Our appearances as speakers and panelists at sector events.

  • Client briefings

    Private sessions for organisations on current developments.

A Köksal brand · koksalakademi.com

Where knowledge becomes practical.

Köksal Academy is the educational arm that brings the 39 years of experience of Köksal Attorney Partnership and Köksal Advisory into learning. Our law firm advises; the Academy teaches. We continue to share current briefing notes here, while the Academy hosts all educational and academic content.

“Let us set out on this journey together, pursuing success at every step.”

Prof. Dr. iur. Mehmet KöksalFounder & Academic Director
  • Certificate programs

    Career-focused accredited training.

  • Corporate training

    Compliance and capacity building.

  • Seminars & Events

    Workshops and gatherings.

  • Books & publications

    Publications by our expert faculty.

  • Online & certificate

    Verifiable digital certificate.

No. Briefing notes, articles and guides are for general information and do not replace legal advice. Please contact our team for an assessment of your specific circumstances.

Our region-focused LinkedIn newsletters are published in Turkish, German and English. You can subscribe with one click from the relevant newsletter page.

The Knowledge Centre is where our law firm shares current briefing notes and commentary. Köksal Academy is our educational arm, offering certificate programs, corporate training and academic content. In short: the firm advises; the Academy teaches.

We regularly publish new briefing notes, guides and articles as legislation and practice develop. Subscribe to our newsletters or follow us on LinkedIn to stay current.

You may share short extracts with attribution and a link. Please contact us in advance for more extensive use or republication.

Knowledge Centre

Follow the firm on LinkedIn.

Follow legislative developments and our events in real time on LinkedIn.