 Pheffer was re-elected many times, and remained in the Assembly until 2011, sitting in the 187th, 188th, 189th, 190th, 191st, 192nd, 193rd, 194th, 195th, 196th, 197th, 198th and 199th New York State Legislatures.She was Chairwoman of the Committee on Consumer Affairs and Protection from 1995 to 2011.In the past she has chaired the Assembly's Election Law Committee and the Subcommittee on Outreach and Oversight of Senior Citizen Programs, and served as President of the National Order of Women Legislators from 1995 to 1996.