In this section, you can find information and answers to the following questions: 1. 1. Affidavit with Original Wet Signature.Welcome to the Alameda County Treasurer-Tax Collector's website. Our staff has worked hard to provide you with online services that provide useful information. Complete the two-step online enrollment process through Aeries. Complete the online new student enrollment application. The ACBA Trusts and Estates Section provides Minimum Continuing Legal Education (MCLE) programs and networking opportunities for trust and estate attorneys.