see that it's only 7 months and will probably have you redo it. That's unfortunate. If you have a visitor's visa you can come here up to 6 months I believe. After that you have to leave, or you become out of status. I'm pretty sure most labs won't hire someone out of status. If you leave the US but try to come back with your visitor's visa and it still hasn't expired, I believe they would still let you in. However, once it expires they won't let you back in. If you have your permanent resident card you can come and go as you please. You can try applying for a worker's visa if some labs are still doing that, which I'm not sure of. CLS48 in California said: Why would that college in the Philippines cut the internship from 1 year to 7 months. That's just dumb because now their graduates will not qualify for a CA CLS license. When the state reviews your internship, they will see that it's only 7 months and will probably have you redo it. That's unfortunate. If you have a visitor's visa you can come here up to 6 months I believe. After that you have to leave, or you become out of status. I'm pretty sure most labs won't hire someone out of status. If you leave the US but try to come back with your visitor's visa and it still hasn't expired, I believe they would still let you in.