Chart of Accounts Activity, Time, Location Codes Activity Codes as of May 1, 2024 (Excel)Time Codes as of May 1, 2024 (Excel)Location Codes as of May 1, 2024 (Excel) Please note that the online posting of activity, time, and location codes is updated quarterly (May, August, November, and February). Balance Sheet Accounts COA Balance Sheet Accounts as of April 2023 (Excel) Revenue and Expense Account Codes COA Revenue Expense Accounts as of April 2024 (Excel) Activity, Time and Location codes, as well as the Revenue and Expense accounts are updated on a regular basis. Visit this webpage regularly to ensure you have the latest version.