Financial Management Service
http://www.fms.treas.gov

Internal Revenue Service
http://www.irs.gov

The Financial Institution Handbook for EFTPS
http://www.fms.treas.gov/eftps/eftpshandbook.pdf [PDF]

The Treasury Financial Manual
http://www.fms.treas.gov/tfm/index.html

The 31 CFR 203
http://www.fms.treas.gov/eftps/203final.html

The Financial Institution Guidelines for Making
Same-Day Federal Tax Payments in EFTPS
http://www.frbservices.org/Treasury/pdf/Sameday.pdf [PDF]

TT&L and Operating Circular No. 9
http://www.frbservices.org/OperatingCirculars/pdf/Oc9.pdf

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