Your funder wants you to publish open access? What should you do?
Check out SHERPA http://www.sherpa.ac.uk/
Their open access compliance tools guide you through research funders' and publishers' guidelines.
They offer the following services:
RoMEO: Publisher's copyright and archiving policies
JULIET: Research funders archiving mandates and guidelines
OpenDOAR: Worldwide Directory of Open Access Repositories