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Spanish verb conjugation

Certificar conjugation

certificar is a regular Spanish -AR verb meaning certify / confirm officially. In the present tense: yo certifico, tú certificas, él/ella certifica, nosotros certificamos, vosotros certificáis, ellos certifican. Full conjugation across 18 tenses below.

Rank #679-ARRegular18 tense tables
At a glance
Infinitive
certificar
Gerundio
certificando
Meaning
certify / confirm officially
Pattern
Regular
Difficulty
Level 2
Practice this verb
Conjugation tables

Certificar across the MuyVerbs tense system

Non-finite forms

Infinitivo and Gerundio

Study present continuous
FormSpanishUse
InfinitivocertificarDictionary form and base form for many compound structures.
GerundiocertificandoUsed with estar for progressive forms, for example estar certificando.

Presente

Present

Study tense
PronounFormContext
yocertifico
Yo certifico que esta copia es fiel al original.I certify that this copy is faithful to the original.
certificas
Tú certificas cada documento con tu firma.You certify each document with your signature.
élcertifica
Él certifica la entrega del paquete esta mañana.He certifies the delivery of the package this morning.
nosotroscertificamos
Nosotros certificamos los resultados al final del proceso.We certify the results at the end of the process.
vosotroscertificáis
Vosotros certificáis la asistencia de todos.You certify everyone's attendance.
elloscertifican
Ellos certifican la calidad del producto.They certify the quality of the product.

Pretérito Perfecto

Present Perfect

Study tense
PronounFormContext
yohe certificado
Yo he certificado ya que la copia es correcta.I have already certified that the copy is correct.
has certificado
Tú has certificado todos los documentos hoy.You have certified all the documents today.
élha certificado
Él ha certificado la entrega esta mañana.He has certified the delivery this morning.
nosotroshemos certificado
Nosotros hemos certificado los resultados esta tarde.We have certified the results this afternoon.
vosotroshabéis certificado
Vosotros habéis certificado la asistencia del grupo.You have certified the group's attendance.
elloshan certificado
Ellos han certificado la calidad del material.They have certified the quality of the material.

Pretérito Indefinido

Preterite

Study tense
PronounFormContext
yocertifiqué
Yo certifiqué la copia ayer por la tarde.I certified the copy yesterday afternoon.
certificaste
Tú certificaste los documentos antes de salir.You certified the documents before leaving.
élcertificó
Él certificó la entrega sin demora.He certified the delivery without delay.
nosotroscertificamos
Nosotros certificamos los resultados al final.We certified the results in the end.
vosotroscertificasteis
Vosotros certificasteis la asistencia ayer.You certified the attendance yesterday.
elloscertificaron
Ellos certificaron la calidad del lote.They certified the quality of the batch.

Pretérito Imperfecto

Imperfect

Study tense
PronounFormContext
yocertificaba
Yo certificaba copias cada mañana.I used to certify copies every morning.
certificabas
Tú certificabas documentos sin prisa.You used to certify documents without haste.
élcertificaba
Él certificaba entregas en esa oficina.He used to certify deliveries in that office.
nosotroscertificábamos
Nosotros certificábamos resultados cada mes.We used to certify results every month.
vosotroscertificabais
Vosotros certificabais la asistencia al entrar.You used to certify attendance on entry.
elloscertificaban
Ellos certificaban la calidad del producto allí.They used to certify the quality of the product there.

Pretérito Pluscuamperfecto

Past Perfect

Study tense
PronounFormContext
yohabía certificado
Yo ya había certificado la copia cuando me llamaste.I had already certified the copy when you called me.
habías certificado
Tú ya habías certificado los documentos antes del aviso.You had already certified the documents before the notice.
élhabía certificado
Él ya había certificado la entrega cuando llegué.He had already certified the delivery when I arrived.
nosotroshabíamos certificado
Nosotros ya habíamos certificado los resultados antes de comer.We had already certified the results before lunch.
vosotroshabíais certificado
Vosotros ya habíais certificado la asistencia del grupo.You had already certified the group's attendance.
elloshabían certificado
Ellos ya habían certificado la calidad del material.They had already certified the quality of the material.

Pretérito Anterior

Preterite Anterior

Study tense
PronounFormContext
yohube certificado
Cuando hube certificado la copia, guardé el sello.When I had certified the copy, I put away the stamp.
hubiste certificado
Después que hubiste certificado los documentos, cerraste la carpeta.After you had certified the documents, you closed the folder.
élhubo certificado
Cuando él hubo certificado la entrega, firmó abajo.When he had certified the delivery, he signed at the bottom.
nosotroshubimos certificado
Después que hubimos certificado los resultados, enviamos el informe.After we had certified the results, we sent the report.
vosotroshubisteis certificado
Cuando hubisteis certificado la asistencia, empezó la reunión.When you had certified attendance, the meeting started.
elloshubieron certificado
Después que hubieron certificado la calidad, aprobaron el envío.After they had certified the quality, they approved the shipment.

Futuro

Future

Study tense
PronounFormContext
yocertificaré
Yo certificaré la copia mañana.I will certify the copy tomorrow.
certificarás
Tú certificarás esos documentos hoy.You will certify those documents today.
élcertificará
Él certificará la entrega en un momento.He will certify the delivery in a moment.
nosotroscertificaremos
Nosotros certificaremos los resultados esta noche.We will certify the results tonight.
vosotroscertificaréis
Vosotros certificaréis la asistencia mañana.You will certify attendance tomorrow.
elloscertificarán
Ellos certificarán la calidad del producto.They will certify the quality of the product.

Futuro Perfecto

Future Perfect

Study tense
PronounFormContext
yohabré certificado
Para entonces, yo habré certificado la copia.By then, I will have certified the copy.
habrás certificado
Para la tarde, tú habrás certificado los documentos.By the afternoon, you will have certified the documents.
élhabrá certificado
Para entonces, él habrá certificado la entrega.By then, he will have certified the delivery.
nosotroshabremos certificado
Para esa hora, nosotros habremos certificado los resultados.By that time, we will have certified the results.
vosotroshabréis certificado
Para entonces, vosotros habréis certificado la asistencia.By then, you will have certified attendance.
elloshabrán certificado
Para mañana, ellos habrán certificado la calidad.By tomorrow, they will have certified the quality.

Condicional

Conditional

Study tense
PronounFormContext
yocertificaría
Yo certificaría esa copia sin problema.I would certify that copy without a problem.
certificarías
Tú certificarías los documentos ahora mismo.You would certify the documents right now.
élcertificaría
Él certificaría la entrega con gusto.He would certify the delivery gladly.
nosotroscertificaríamos
Nosotros certificaríamos los resultados hoy.We would certify the results today.
vosotroscertificaríais
Vosotros certificaríais la asistencia también.You would certify attendance as well.
elloscertificarían
Ellos certificarían la calidad otra vez.They would certify the quality again.

Condicional Perfecto

Conditional Perfect

Study tense
PronounFormContext
yohabría certificado
Yo habría certificado la copia, pero faltaba un sello.I would have certified the copy, but a stamp was missing.
habrías certificado
Tú habrías certificado los documentos, pero cerraron la oficina.You would have certified the documents, but the office closed.
élhabría certificado
Él habría certificado la entrega, pero no llegó a tiempo.He would have certified the delivery, but he did not arrive in time.
nosotroshabríamos certificado
Nosotros habríamos certificado los resultados, pero faltaba una firma.We would have certified the results, but a signature was missing.
vosotroshabríais certificado
Vosotros habríais certificado la asistencia, pero cambió la lista.You would have certified attendance, but the list changed.
elloshabrían certificado
Ellos habrían certificado la calidad, pero faltó una prueba.They would have certified the quality, but a test was missing.

Subjuntivo Presente

Present Subjunctive

Study tense
PronounFormContext
yocertifique
Es mejor que yo certifique la copia hoy.It is better that I certify the copy today.
certifiques
Quieren que tú certifiques los documentos primero.They want you to certify the documents first.
élcertifique
Dudan que él certifique la entrega ahora.They doubt that he certifies the delivery now.
nosotroscertifiquemos
Es importante que nosotros certifiquemos los resultados bien.It is important that we certify the results properly.
vosotroscertifiquéis
Piden que vosotros certifiquéis la asistencia.They ask that you certify attendance.
elloscertifiquen
Ojalá ellos certifiquen la calidad hoy.Hopefully they certify the quality today.

Subjuntivo Pretérito Perfecto

Present Perfect Subjunctive

Study tense
PronounFormContext
yohaya certificado
Espero haya certificado ya la copia.I hope I have already certified the copy.
hayas certificado
Ojalá tú hayas certificado los documentos a tiempo.Hopefully you have certified the documents in time.
élhaya certificado
Dudo que él haya certificado la entrega todavía.I doubt that he has certified the delivery yet.
nosotroshayamos certificado
Me alegra que nosotros hayamos certificado los resultados.I am glad that we have certified the results.
vosotroshayáis certificado
Es posible que vosotros hayáis certificado la asistencia ya.It is possible that you have already certified attendance.
elloshayan certificado
No creo que ellos hayan certificado la calidad aún.I do not think that they have certified the quality yet.

Subjuntivo Pretérito Imperfecto

Imperfect Subjunctive

Study tense
PronounFormContext
yocertificara
Si yo certificara la copia hoy, dormiría tranquilo.If I certified the copy today, I would sleep calmly.
certificaras
Si tú certificaras los documentos, avanzaríamos más rápido.If you certified the documents, we would move faster.
élcertificara
Si él certificara la entrega, cerraríamos el caso.If he certified the delivery, we would close the case.
nosotroscertificáramos
Si nosotros certificáramos los resultados, acabaría la espera.If we certified the results, the wait would end.
vosotroscertificarais
Si vosotros certificarais la asistencia, empezaría la sesión.If you certified attendance, the session would start.
elloscertificaran
Si ellos certificaran la calidad, venderían el lote.If they certified the quality, they would sell the batch.

Subjuntivo Pretérito Pluscuamperfecto

Past Perfect Subjunctive

Study tense
PronounFormContext
yohubiera certificado
Si yo hubiera certificado la copia, ahora estaría libre.If I had certified the copy, I would be free now.
hubieras certificado
Si tú hubieras certificado los documentos, no esperaríamos aquí.If you had certified the documents, we would not be waiting here.
élhubiera certificado
Si él hubiera certificado la entrega, el asunto estaría cerrado.If he had certified the delivery, the matter would be closed.
nosotroshubiéramos certificado
Si nosotros hubiéramos certificado los resultados, hoy descansaríamos.If we had certified the results, today we would be resting.
vosotroshubierais certificado
Si vosotros hubierais certificado la asistencia, no habría dudas.If you had certified attendance, there would be no doubts.
elloshubieran certificado
Si ellos hubieran certificado la calidad, el envío ya habría salido.If they had certified the quality, the shipment would already have left.

Subjuntivo Futuro

Future Subjunctive

Study tense
PronounFormContext
yocertificare
Si yo certificare la copia mañana, te la enviaré.If I certify the copy tomorrow, I will send it to you.
certificares
Cuando tú certificares los documentos, firmaremos abajo.When you certify the documents, we will sign below.
élcertificare
Si él certificare la entrega, saldremos de aquí.If he certifies the delivery, we will leave here.
nosotroscertificáremos
Cuando nosotros certificáremos los resultados, avisaremos al grupo.When we certify the results, we will notify the group.
vosotroscertificareis
Si vosotros certificareis la asistencia, abrirán la sala.If you certify attendance, they will open the room.
elloscertificaren
Cuando ellos certificaren la calidad, empezará la venta.When they certify the quality, the sale will begin.

Subjuntivo Futuro Perfecto

Future Perfect Subjunctive

Study tense
PronounFormContext
yohubiere certificado
Cuando yo hubiere certificado ya la copia, guardaré el sello.When I have already certified the copy, I will put away the stamp.
hubieres certificado
Cuando tú hubieres certificado los documentos, cerrarás la carpeta.When you have certified the documents, you will close the folder.
élhubiere certificado
Cuando él hubiere certificado la entrega, firmará otra vez.When he has certified the delivery, he will sign again.
nosotroshubiéremos certificado
Cuando nosotros hubiéremos certificado los resultados, mandaremos el informe.When we have certified the results, we will send the report.
vosotroshubiereis certificado
Cuando vosotros hubiereis certificado la asistencia, empezará la charla.When you have certified attendance, the talk will start.
elloshubieren certificado
Cuando ellos hubieren certificado la calidad, aprobarán el envío.When they have certified the quality, they will approve the shipment.

Imperativo Afirmativo

Affirmative Imperative

Study tense
PronounFormContext
yo-
-
certifica
certifica la copia ahora.Certify the copy now.
élcertifique
certifique la entrega primero.Let him certify the delivery first.
nosotroscertifiquemos
certifiquemos los resultados hoy.Let us certify the results today.
vosotroscertificad
certificad la asistencia del grupo.Certify the group's attendance.
elloscertifiquen
certifiquen la calidad del lote.Let them certify the quality of the batch.

Imperativo Negativo

Negative Imperative

Study tense
PronounFormContext
yo-
-
no certifiques
No no certifiques la copia sin leerla.Do not certify the copy without reading it.
élno certifique
No no certifique la entrega todavía.Do not let him certify the delivery yet.
nosotrosno certifiquemos
No no certifiquemos los resultados con prisa.Let us not certify the results in a hurry.
vosotrosno certifiquéis
No no certifiquéis la asistencia sin revisar la lista.Do not certify attendance without checking the list.
ellosno certifiquen
No no certifiquen la calidad sin una prueba más.Do not let them certify the quality without one more test.
Free web drill

Practice certificar

1 / 1

Presenteyo

Yo ___ que esta copia es fiel al original.

I certify that this copy is faithful to the original.

Need grammar help?How to form Presente

Use Presente for facts, habits, current states, and regular actions.

Formation

  1. 1Remove the infinitive ending: -ar, -er, or -ir.
  2. 2Add the present endings for the subject.
  3. 3Watch high-frequency irregulars like ser, estar, ir, tener, hacer, and decir.

Pattern

-ar: o, as, a, amos, áis, an-er: o, es, e, emos, éis, en-ir: o, es, e, imos, ís, en

Examples

hablar -> yo hablocomer -> él comevivir -> vosotros vivís

Presente is the base system. Master the endings first, then handle irregular yo forms and stem changes.

Grammar to master with certificar

Related Spanish grammar topics

Concepts that come up every time you conjugate certificar. Each is a short, focused guide.

Common questions

Certificar conjugation — frequently asked

Short, direct answers to what learners search most about certificar.

What does 'certificar' mean in English?
In Spanish, 'certificar' means to certify / confirm officially. It is a regular -AR verb used across all 18 standard Spanish tenses.
Is certificar an irregular verb in Spanish?
Certificar is a regular -AR verb. Its endings follow the standard pattern in every tense without stem or root changes.
How do you conjugate certificar in the present tense?
Present tense (Presente) of certificar: yo certifico, tú certificas, él/ella/usted certifica, nosotros certificamos, vosotros certificáis, ellos/ellas/ustedes certifican.
How do you conjugate certificar in the preterite?
Preterite (Pretérito Indefinido) of certificar: yo certifiqué, tú certificaste, él/ella/usted certificó, nosotros certificamos, vosotros certificasteis, ellos/ellas/ustedes certificaron. This tense expresses completed past actions at a defined point in time.
What is the imperfect tense of certificar?
Imperfect (Pretérito Imperfecto) of certificar: yo certificaba, tú certificabas, él/ella/usted certificaba, nosotros certificábamos, vosotros certificabais, ellos/ellas/ustedes certificaban. The imperfect describes past habits, ongoing actions, and background states.
What is the past participle of certificar?
The past participle of certificar is 'certificado'. It is used to form compound tenses with the auxiliary verb haber — for example, 'he certificado' (I have certify / confirm officiallyed), 'has certificado', 'ha certificado'.
What is the gerundio (present participle) of certificar?
The gerundio of certificar is 'certificando'. It pairs with estar to form the present continuous (estoy certificando) and other progressive tenses, indicating an action in progress.