HELPFUL LINKS We have included as a service to our clients and visitors a set of links to important websites.  Each site contains useful information for a number of relevant topics including: Tax forms, along with instructions, can be viewed and printed Articles on new tax law changes Information on electronic filing Contact information Many other items are contained on these websites and we encourage you to visit these sites periodically. Internal Revenue Service Social Security Administration Pennsylvania Department of Revenue New York Department of Taxation and Finance Colorado Department of Revenue