The General Communiqués (Communiqué Nos. 7 and 8) regarding research and development (R&D) incentives were published on 8th March 2017 in the Official Gazette. The Communiqués Nos. 7 and 8 amend General Communiqué Nos. 4 and 6 on Law No. 5746 on R&D Incentives. Communiqué No. 7 increases the scope of the R&D deduction and income tax exemption. In accordance with Communiqué No. 7, travel and accommodation expenses, and daily allowances for R&D and designing activities carried on outside R&D or designing centers are enclosed by the R&D deduction and income tax exemption. In other words, Communiqué No. 8 enhances the scope of the R&D deduction. Under Communiqué No. 8, postal and delivery services, office supplies and stationery expenses, and legal and scientific counselling expenses relating to R&D and designing activities are covered by the R&D deduction. The Communiqués entered into force on the similar date of their publication. Communiqué No. 8 is effective retroactively from 1 March 2016.