Environmental and social issues 2001 21Environmental and social issues 200120 T he transportation of goods and people can be described as the circu-latory system of modern society. Itbrings many positive things, economical aswell as social.
Businesses can contact the Internal Revenue Service on its Telephone Assistance for Businesses at 800-829-4933. The phone line's hours of operation are Monday to Friday, 7:00 a.m. to 7:00 p.m local time. People who believe they may be a victim of identity theft can call 800-908-4490 for automated and live assistance.  A separate phone number exists for Exempt Organizations, Retirement Plan Administrators, and Government Entities: 877-829-5500. The phone line's hours of operation are Monday to Friday, 8:00 a.m. to 5:00 p.m local time. People with hearing impairments can call 800-829-4059 (TDD).
You can reach this office at the following telephone number, which include country or city codes if you are outside the local dialing area. Taxpayers with specific individual or business account questions should contact the International Taxpayer Service Call Center by phone or fax. The International Call Center is operational Monday through Friday, from 6:00 a.m. to 11:00 p.m. (Eastern Time): Tel: 267-941-1000 (not toll-free).