Что деклалируется?

Currency Restriction : There are no restrictions on the import of local or foreign currency, though visitors bringing in a large amount of foreign currency should declare it, and have it specified in their passport upon arrival to avoid difficulties on departure. No more than the equivalent of US$5000 in local or foreign currency may be exported. It must be shown that this has been obtained from authorized banks.
NoteTravellers planning to exchange currency back before leaving Turkey, or making a major purchase which may need to be declared to customs, must retain transaction receipts to prove that the currency was legally exchanged.

Customs
The following goods may be imported into Turkey without incurring customs duty tax: 200 cigarettes and 50 cigars or 200g of tobacco and 200 cigarette papers or 50g of chewing tobacco or 200g of pipe tobacco or 200g of snuff tobacco*(see note below); five bottles (1 litre) or seven bottles (700ml) of wine and/or spirits; reasonable amounts of coffee and tea; five bottles (up to 120ml each) of perfume; gifts up to a value of 255.65 Euros (or equivalent); electronic articles up to a value of 255.65 Euros (or equivalent).
NoteA further 400 cigarettes, 100 cigars and 500g of pipe tobacco may be imported if purchased on arrival at a duty free shop. Very specific amounts and categories of personal belongings may be imported duty free, according to a list available from the Turkish Embassy, Financial and Customs Counsellor's Office.
Narcotics, sharp implements, weapons and more than one set of playing cards may not be brought into Turkey.
The export of souvenirs such as carpets is subject to customs regulations regarding age and value. It is strictly illegal to export antiquities more than a century old. The export of certain antiques is forbidden, according to a list available from the Turkish Embassy, Finance and Customs Counsellor's Office.