This is a new, and complicated/confusing process.
I suggest you hire a tax preparer to help submit the ITIN application at the same time as your husband submits his 1040.
PROFESSOR OF IMMIGRATION LAW for over 10 years -- This blog posting is offered for informational purposes only. It does not constitute an attorney-client relationship. Also, keep in mind that this is an INTERNET BLOG. You should not rely on anything you read here to make decisions which impact on your life. Meet with an attorney, via Skype, or in person, to obtain competent personal and professional guidance.
Not sure of whee you are residing but you should contact the Indian consulate in the US that handles matter for your locations. They should be able to guide you on certifying your passport. If you need only certified copies of your passport most notaries and some attorneys will certify.