Pedzisa mutsara unotevera: Feinstein akanyora Federal Assault Weapons Ban ya1994, iyo yakaguma muna 2004. Akaunza bhiri idzva rezvombo zvehondo muna 2013 iro rakakundikana kupfuudzwa. Feinstein ndiye mukadzi wokutanga kuva sachigaro weSenate Rules Committee neSenate Intelligence Committee, uye mukadzi wokutanga kuva sachigaro weSenate Rules Committee, uye mukadzi wokutanga kuva sachigaro weSenate Intelligence Committee, uye mukadzi wokutanga kuva sachigaro weSenate Rules Committee, uye mukadzi wokutanga kuva sachigaro weSenate Intelligence Committee, uye mukadzi wokutanga kuva sachigaro weSenate Rules Committee.
Kutanga basa romutungamiriri wenyika yeUnited States. Aive nhengo yepamusoro yeSeneti Judiciary Committee kubva muna 2017 kusvika muna 2021 uye akatungamira International Narcotics Control Caucus kubvira 2021, achitungamira iyo yekupedzisira kubva muna 2009 kusvika muna 2015.