The normal filing cycle is 15. Then March, July, September, June 5438+065438+ 10, and June 5438+February of 20 12 all ended as normal as June 5438+05. There are three days off on New Year's Day. 65438+ 10 month 1 to 3. The reporting period lasts until the 20th. The Spring Festival is closed for seven days, from February 1 1 to 17. The reporting period lasted until the 23rd.

You can open the homepage of official website, State Taxation Administration of The People's Republic of China, People's Republic of China (PRC), and check the monthly tax return period under the column of tax service-tax calendar.