TASS informs about it.
The document signing ceremony was held at the CEC on Wednesday.
The document was signed by the chairman of the CEC Ella Pamfilova, the head of the HRC Valery Fadeev and Moskalkova.
Earlier it was reported that the CEC of Russia approved the procedure for placing the names and emblems of political parties in the ballot paper for voting in the federal and single-mandate constituencies in the upcoming elections to the State Duma.