Some useful tax sites:
Pennsylvania forms:
http://www.revenue.state.pa.us/forms/index.htm
Some Pennsylvania PR:
http://db.state.pa.us/ctc/data/20010207.002.htm
Pennsylvania Department of Revenue Joins with IRS to
Make Tax Filing Easier:
Very important:
http://db.state.pa.us/ctc/data/20010207.006.htm
Department of Revenue Offers Tips for Reporting
Homeowners Rebate on Federal Taxes:
FED Forms:
http://www.irs.gov/prod/forms_pubs/index.html