No, USCIS does not honor everything what DOS provides in a VIsa bulletin when it comes to filing I-485. But, they honor final action date of each category. so, you need to see/use the visa bulletin at USCIS website at the time of filing to see if you can actually use filing date..

Refer this link the month your are filing I-485 on :

https://www.uscis.gov/visabulletininfo