Welcome to MACHA's IAT Page for everything you wanted to know about International ACH Transactions...and then some!

ACH Rules On-line www.achrulesonline.org
Department of Homeland Security www.dhs.gov/dhspublic/
Direct Deposit/Direct Payments www.electronicpayments.org
EFTPS www.eftps.gov
Federal Deposit Insurance Corporation www.fdic.gov 
Federal Regulations http://www.federalreserve.gov/
Federal Reserve Bank www.frbservices.org
Federal Reserve Bank's E-Payments Routing Directory www.fededirectory.frb.org
Financial Services-Information Sharing and Analysis Center (FS-ISAC) www.fsisac.com
Green Book www.fms.treas.gov/greenbook
Mid Atlantic Association for Financial Professionals (MAAFP) www.maafp.org
NACHA www.nacha.org
NCUA www.ncua.gov
OFAC www.treas.gov/ofac
Office of the Comptroller of the Currency www.occ.treas.gov
Office of Thrift Supervision www.ots.treas.gov
Payments Industry White Papers
Retail Payments Risk Forum
Social Security Administration www.ssa.gov
US Treasury Department Paper Check www.pccotc.gov