Latest Updates

Legislation & Sectoral Analysis

The most up-to-date versions of tax laws, social security circulars, and official gazette decisions interpreted for your business.

03.04.2026

New Income Record Subtypes Related to VAT Declaration No. 1

New Income Record Subtypes Related to VAT Declaration No. 1 are effective from the tax period of March 2026; in the Income Add Function, the sales type of 'Other Transactions (VAT Declaration)' has been added with the income record subtypes: 507 - 'VAT Previously Subject to Discount for Lost Goods', 508 - 'VAT Charged Due to Alcoholic Beverages Used in Accommodation Enterprises', and 509 - 'VAT Subject to Discount Due to KKEG'.

01.04.2026

Announcement Regarding the Corporate Tax Return

The declaration period for the 'Annual Corporate Tax Return' for the corporate tax payers regarding the corporate earnings obtained in the 2025 taxation period has begun.

01.04.2026

Announcement Regarding the Corporate Provisional Tax Return

The corporate provisional tax return has been made available for use starting from the 2026/1 taxation period.

31.03.2026

Extension of the Due Date for SGK Debts

SGK: The due date for SGK premiums and other debts has been extended to 31.03.2026.

29.03.2026

Announcement Regarding the Exemption, Discount, and Application Certification Report of Certified Public Accountancy Income / Corporate Tax Under the General Communiqué of the Law No. 49 on Certified Public Accountants and Sworn-in Certified Public Accountants

The General Communiqué No. 49 on Certified Public Accountants and Sworn-in Certified Public Accountants published on 30/12/2025 includes provisions for the certification of transactions related to exemptions, discounts, and applications stated in income and corporate tax declarations by sworn-in certified public accountants.

29.03.2026

General Communiqué on Tax Procedure Law (No: 592)

Article 1: Based on the authority stated in the additional Article 1 of the Tax Procedure Law No. 213 dated 4/1/1961, the determination of the authorized reconciliation commissions regarding tax loss, irregularity, and special irregularity penalties constitutes the purpose and scope of this Communiqué.

25.03.2026

No Obligation to Prepare a Certified Report by CPA for Deductions of Education and Health Expenses and Personal Insurance Premiums in Determining Income Tax Base

In the announcement made by the Revenue Administration, it has been stated that there is no obligation to submit a certified report by CPA for the deduction of education and health expenses from the income tax base.

25.03.2026

Declaration of Wage Income Exceeding 4,300,000 TL Earned from a Single Employer in 2025

In 2025, those who earn wage income from a single employer and whose total wage income exceeds 4,300,000 TL are required to declare their wage income via an annual tax return.

16.03.2026

Announcement Regarding New Services Added to the Digital Tax Office

It has been ensured that partner certified public accountants can be added as sub-users in the User Management area of the Digital Tax Office.

16.03.2026

Important Announcement Regarding Value Added Tax Declarations (KDV1, KDV2, KDV2B, KDV4, KDV9015)

Our Presidency has initiated the 'e-Declaration' application within the scope of the 'Electronic Declaration Application' aimed at renewing the new, updated, and open-source software for the 'Value Added Tax Declarations (KDV1, KDV2, KDV2B, KDV4, KDV9015)' starting from 1/9/2025 for the August 2025 declaration period in the pilot provinces of Eskişehir and Kırıkkale, starting from 1/11/2025 for the October 2025 declaration period in the provinces of Konya and Muğla, and starting from the December 2025 declaration period in the provinces of Afyonkarahisar, Bursa, Kırıkkale, and Yalova for taxpayers subject to the specified tax types.