Author's Contents

Sena Coşkun is an Associate at Tax Department of Erdem & Erdem. She provides tax advisory and tax litigation services for national and international companies in relation to tax and customs disputes.

Sena Coşkun provides legal advisory services in relation to company restructuring projects by considering the tax law aspects of the transactions such as merger, spin-off, company type amendment, capital in kind contribution, asset deal. The scope of the services includes the determination of the most efficient restructuring alternative and also the implementation stage of the relevant transaction.

She provides tax and legal advisory services regarding the analysis of the technical insolvency/bankruptcy situations and determination of legal alternatives for the elimination of the referred financial situations. Additionally, she provides legal and tax advisory services in relation to corporate law transactions such as general assembly meetings, capital increase and decrease.

Pharmaceutical Promotional Expenses Under the Corporate Tax Law Newsletter Articles
Pharmaceutical Promotional Expenses Under the Corporate Tax Law

Whether pharmaceutical promotional expenses may be taken into consideration as deductible expenses under the Corporate Tax Law No. 5520 (“CTL”) is significant in terms of the determination of commercial income. In this framework, establishing a causal link…

Tax Law 30.04.2026
The Definition of the Commerce of Immovable Property Under Tax Law Newsletter Articles
The Definition of the Commerce of Immovable Property Under Tax Law

In tax law, the concept of the commerce of immovable property is of great importance for determining the applicability of tax exemptions that may come into play under certain conditions, particularly in the sale of immovable property…

Tax Law 30.11.2025
Acquisition Date of Shares under Article 80 of the Repetitive Income Tax Law Newsletter Articles
Acquisition Date of Shares under Article 80 of the Repetitive Income Tax Law

As a general rule, under Article 80 of the Repetitive Income Tax Law No. 193 ("ITL"), capital gains derived from the disposal of securities, except for exemptions, are subject to income tax as capital appreciation gains...

Tax Law 28.02.2025
Tax Litigation Route Regarding the 2025 Valuation Commission Decisions on Property Tax Values Legal Developments
Tax Litigation Route Regarding the 2025 Valuation Commission Decisions on Property Tax Values

The unit square meter values of land and plots, which are used as the basis for calculating property tax amounts, are determined every four years by valuation commissions. The values set by these commissions are announced through municipalities and relevant institutions, and taxpayers may access the newly...

Tax Law 26.08.2025

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