! Copyright (C) 2008 Doug Coleman.
-! See http://factorcode.org/license.txt for BSD license.
+! See https://factorcode.org/license.txt for BSD license.
USING: accessors kernel math money taxes.usa taxes.usa.fica
taxes.usa.medicare taxes.usa.w4 ;
IN: taxes.usa.federal
-! http://www.irs.gov/pub/irs-pdf/p15.pdf
+! https://www.irs.gov/pub/irs-pdf/p15.pdf
! Table 7 ANNUAL Payroll Period
: federal-single ( -- triples )