You must enrol for the PAYE Online for Employers service if you plan to e-file forms P14 and P35. You can register for e-filing on the HM Revenue & Customs website.
If you have questions about preparing or filing payroll tax forms, consult your accountant or tax advisor. You can also find detailed information about completing all employer tax forms at the HM Revenue & Customs website.
For complete information about preparing and filing forms P14 and P60, visit the HM Revenue & Customs website.