Publication 179 is for employers in Puerto Rico. It contains information for the withholding, depositing, paying, and reporting of employer and employee taxes under the Federal Insurance Contributions Act (FICA).
None at this time.
Other Items You May Find Useful
About Publication 15-A, Employer's Supplemental Tax Guide (Supplement to Circular E, Employer's Tax Guide, Publication 15)
Publicacion 966 (SP), Sistema De Pago Electrónico Del Impuesto Federal La Manera Segura De Pagar Los Impuestos Federales (PDF)