We cannot vouch for its completeness or accuracy, but this website includes a sample audit calendar tool: http://home.roadrunner.com/~zavoina/cmpl.html#Compliance_Management_Tool

We are aware of specific audit requirements in the following areas: financial statements (12 CFR 363.212 CFR 326.8(c)(2)ACH Rules Subsection 1.2.2Appendix 812 CFR 365.104(f)).