This publication can help you better understand the tax rules that apply to your 403(b) (tax-sheltered annuity) plan. In this publication, you will find information to help you do the following. • Determine the maximum amount that can be contributed to your 403(b) account in 2020. • Determine the maximum amount that could have been contributed to your 403(b) account in 2019. • Identify excess contributions. • Understand the basic rules for claiming the retirement savings contributions credit. • Understand the basic rules for distributions and rollovers from 403(b) accounts. This publication doesn’t provide specific information on the following topics. • Distributions from 403(b) accounts. This is covered in Pub. 575, Pension and Annuity Income. • Rollovers. This is covered in Pub. 590-A, Contributions to Individual Retirement Arrangements (IRAs), and Pub. 590-B, Distributions from Individual Retirement Arrangements (IRAs).