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Certyneo

Firma electrónica Accountancy United Kingdom

Sign engagement letters, accounts and authorisations electronically.

Certyneo supports UK accountancy and bookkeeping firms in signing engagement letters, accounts, HMRC authorisations and fee agreements electronically. Compliant with UK eIDAS and the Electronic Communications Act 2000, hosted in the EU.

Jurisdicción
United Kingdom (GB)
Marco eIDAS
UK eIDAS (retained) + Electronic Communications Act 2000
Alojamiento
IONOS Alemania (UE)

Casos de uso Accountancy en United Kingdom

Engagement letters and fees

Engagement letters and fee agreements are form-free and signed via a link in minutes. The advanced signature (AES) records the client, scope and time, avoiding later disputes.

HMRC authorisations (64-8)

Authorisations to act for clients before HMRC are signed digitally and sent in bulk. The audit trail evidences the authority; the signed PDF can be filed in the client record.

Approval of annual accounts

Annual accounts and approval minutes are signed off by the client with a defined order and a lock until fully signed — avoiding delays at filing and Companies House deadlines.

Documentos de Accountancy para firmar en línea

Los documentos que este sector firma con más frecuencia con Certyneo:

  • Engagement letters
  • HMRC authorisations (64-8)
  • Annual accounts
  • Fee agreements
  • Confirmation of engagement
  • Data processing agreements

¿Qué nivel de firma necesita?

El Reglamento eIDAS define tres niveles de firma electrónica. Certyneo cubre los tres y adapta la autenticación al nivel requerido.

El número de unidades de producción

Para documentos de bajo riesgo (presupuestos, pedidos). Disponible al instante.

Avanzada (AES)

Vinculada al firmante con OTP por correo/SMS y pista de auditoría. Estándar recomendado para la mayoría de contratos.

Nivel recomendado para este sector

Cualificada (QES)

Equivalente jurídico de la firma manuscrita, con certificado cualificado. Para los documentos más sensibles.

Engagements are form-free — the advanced signature (AES) provides the necessary evidence. For records subject to retention, the QES offers the highest evidential weight.

Marco legal British

Form-free engagements and record retention

Engagement contracts are form-free and can be concluded electronically. Accounting and tax records are subject to retention periods (typically six years under the Companies Act 2006 and HMRC rules); Certyneo archives signed documents with integrity and a timestamp.

Evidential weight (UK eIDAS)

Electronic signatures are admissible as evidence; the qualified signature (QES) carries the highest assurance. The audit trail of Certyneo (timestamp, IP, OTP) strengthens evidential weight in a dispute.

Cómo firmar un documento en 4 pasos

  1. 1

    Importe su documento

    Suba un PDF o parta de una plantilla y coloque los campos de firma, rúbrica y fecha.

  2. 2

    Añada los firmantes

    Indique los destinatarios y el orden de firma; cada uno recibe un enlace seguro por correo.

  3. 3

    Cada uno firma en línea

    Los firmantes se autentican (OTP por correo o SMS) y firman desde el ordenador o el móvil, sin crear cuenta.

  4. 4

    Archivado con valor probatorio

    El documento firmado y su informe de prueba eIDAS se sellan con tiempo y se archivan. Cada parte recibe una copia.

Fuentes jurídicas oficiales

Las referencias legales aplicables, disponibles en los portales oficiales:

Preguntas frecuentes — Accountancy United Kingdom

Are electronically signed engagement letters valid?

Yes. Engagement letters are form-free and can be signed electronically. The advanced signature (AES) of Certyneo evidences identity, integrity and time and is admissible as evidence.

Can I obtain HMRC authorisations digitally?

Yes. Authorisations to act before HMRC can be signed electronically and archived with integrity. The signed PDF can be filed in the client record; the audit trail evidences the authority.

How long are documents retained?

Certyneo archives signed documents with integrity and supports statutory retention periods (typically six years under the Companies Act 2006 and HMRC rules). Each document carries a qualified timestamp and an eIDAS evidence report.

Más información

Comenzar en United Kingdom hoy

Plan gratuito permanente (5 sobres / mes), sin tarjeta bancaria. Conforme con eIDAS, alojamiento en UE, registro de auditoría incluido.