Harris: The vice president has promised to provide tax relief to 100 million Americans, particularly those in the middle class. Vice President Kamala Harris and former President Donald Trump are both proposing tax changes that would rank among the largest in US history.Return to Harris County Appraisal District,. Earn the Chartered Retirement Planning Counselor designation with our online course. Learn more about our learning options and sign up today. Learn how President Biden is reducing the cost of high-speed internet and find out if you qualify to sign up.