The Internal Revenue Service has the legal power to access and levy funds directly from your bank account, but this action represents a final enforcement mechanism utilized only after all other collection efforts have been exhausted. When a taxpayer accumulates unpaid back taxes and ignores repeated written warnings and billing notices, the IRS can issue an administrative bank levy. The bank is legally mandated to freeze the account immediately upon receiving this notice and hold the funds for a statutory twenty-one-day waiting period before transferring the money to the government. This mandatory holding window gives the taxpayer a final brief opportunity to contact the agency, prove financial hardship, or negotiate a structured payment plan to release the levy.