First the rising Moscow City business centre required a metro line, and a two-station branch was opened from Kievskaya in 2005 to Delovoy Tsentr and again in 2006 to Mezhdunarodnaya. In early 2008, with the realization of the Strogino–Mitino extension the Filyovskaya line's underground end was taken up by the same Arbatsko–Pokrovskaya line, and its terminus was a redesigned platform at . * Service branch of 0.9 km was used to connect Aleksandrovsky Sad and Ploshchad Revolyutsii. ** Segment exists as branch on route Aleksandrovskiy Sad – Kiyevskaya – Mezhdunarodnaya. *** On 2 January 2008 the Filyovskaya line was shortened to its terminus at Kuntsevskaya, whilst the stations Molodyozhnaya and Krylatskoye were passed on to the Arbatsko–Pokrovskaya line  The line is served by the Fili (№ 9) depot and currently the whole fleet is undergoing replacement. The oldest E type trains in Moscow were retired in 2009. Six carriage fleet of 24 trains (a mix of Ezh, Ezh1, Em-508 and Em-509) will was passed on to other depots and replaced by the new 81–740.1/741.1 "Rusich" (also known as "Skif") which are more suited for the outdoor climate that the line has. Also, there are five old 81-717/714 trains from Koltsevaya and Kalininskaya lines. They are mostly running on the "Aleksandrovsky sad" – "Mezhdunarodnaya" line, but some trains are running on the main line to "Kuntsevskaya". In the summer of 2018, the operation of new 81-765.2/766.2/767.2 "Moskva" trains began. By December 2018 the line was solely operating 81–765.2/766.2/767.2s. The 81-765/766/767s are also suited for the outdoor climates the line has but have gangways between every carriage and are more advanced. Subway car types used on the line over the years:  -Series A, B: 1935 - 1953  -Series V: 1958 - 1962  -Series D: 1961 - 1992  -Series E: 1986 - 2007  -Series Ezh, Em-508 and Em-509: 1986 - 2009  -Series 81-740A/741A: 2005 - 2006  -Series 81-740.1/741.1: 2005 - 2019  -Series 81-717/714: 2011 - 2018  -Series 81-765.2/766.2/767.2: 2018 - present  After the line lost its terminus, its passenger flow dropped substantially, making it more local.