Are there replacement packages for ARP_TAX and ARP_TAX_GROUP for R12

ARP_TAX.INITIALIZE:

DESCRIPTION:The Initialize will set System and Profile options required by the Tax Entity Handler and other functions in the global records sysinfo and profinfo. It will also the Tax Account Qualifier Segment and the Location tax code count in the global record tax_gbl_rec. ARP_TAX_GROUP.INITIALIZE:DESCRIPTION:Procedure Initializes the default global variables.Initialize HR descriptive flex field for Organization Locations
Create pr_group_tax_rec_tbl
Create pr_group_tax_code_rec_tbl;
Initialize pr_stats_default_rec