What are the books has to be kept according to Turkish trade law?

1-What is the purpose of book keeping according to Turkish Trade Law?
Each tradesman has to;
1.1- keep business books,
1.2- and suggest the carried out transactions, financial situation, debits and credits and the results for each accounting period of its business obviously.
Books are kept as unequivocal for the experts auditing the institution. Business transaction needs to be followed from the business books.

2- What are the obligations of tradesman keeping books?
Tradesman has to keep;
2.1- Photocopy,
2.2- carboniferous copy
2.3- microfiche,
2.4- of the transactional  documents
in electronic media as written or visual.

3- What are the commercial book in Turkish trade law?
Commercial books in Turkish Trade Law ;
3.1- Day Book
3.2- Ledger
3.3- Inventory Register,
3.4- Stock Ledger,
3.5- Board Decision Book,
3.6- General Assembly Meeting and Negotiation Book

4- WHEN AND HOW OPENING AND CLOSURE RECORD OF BOOKS ARE DONE ACCORDING TO TURKISH TRADE LAW?
4.1-
 Daybook kept in physical environment, Day Book, Ledger, Inventory Register,
Stock Ledger are notarized before the opening and establishment of the company. Opening confirmation of these books in the following period, are also made by the notary from the first to the last month of the period.
4.2- Stock Ledger and General Assembly Meeting and Negotiation Book, can be continued to be used without opening confirmation on the of having enough sheet.
4.3- Closure confirmation of daybook will be reported to the notary to the end of the sixth month of the following period and General Assembly Meeting and Negotiation Book, to the end of the first month of the operating cycle.
4.4- Trade registry of the commercial partnerships can be made by the register of commerce.
4.5- If opening confirmation is made by the notary, they have the right to ask for certificate of trade registry.
4.6- There will be no need for notary confirmation in the opening of the books and the closure of Stock Ledger and General Assembly Meeting and Negotiation Book if these books are protected in electronic environment.

*** How Daybook in physical or electronic environment is kept and how opening and closure is confirmed, are decided by ministry of customs and trade and the treasury.

*** Day Book, Ledger, Inventory Register, Stock Ledger and General Assembly Meeting and Negotiation Book are also commercial books as well.