don't think you can do that the best you can do to hide the source code is hide certain windows from users, unless they alt+click (or ctrl+click) to open your db file you can also setup accounts with object level permissions within Access. but when I first tried to configure it I found it very messy and didn't like it at all (only spend maybe 30 mins on it, maybe it's just the learning curve). but one way or another, if the users want to see the source code, they can do it very easily if they kn