Rules, ask yourself:
Legal test - is it legal?
Compliance test - does it comply with Company policy?
Values, as yourself:
Values test - does the decision live our values?
Trust - Are we acting ethically/responsibly/consistently?
Care - Have we listened? Have we considered everyone? Will it make a positive difference?
Innovation - Have we done our best? Have we tried new ideas?
Pride - Will we stand by this decision? Are we clear about the risks? Can we be proud that we did the right thing?
Personal, ask yourself:
Family test - would you be proud to tell your family?
Public test - will it positively improve our reputation if it was public knowledge or tomorrow's headlines?
Gut feel test - does it feel the right thing to do?