Federal Student Aid PIN Website- Your FSA PIN will allow you to access secure sites maintained by the US Department of Education. You can even sign your FAFSA and federal loan documents electronically using your PIN.
Internal Revenue Service (IRS) Website- Your federal tax returns will come into play when applying for aid. You may be asked to submit items that you must request from the IRS. Additionally, the IRS has resources for the various education credits that tax payers can take advantage of each year.