diff --git a/diarios/migrations/0003_tipodiariooficial_diariooficial_and_more.py b/diarios/migrations/0003_tipodiariooficial_diariooficial_and_more.py
new file mode 100644
index 0000000..f4eefb8
--- /dev/null
+++ b/diarios/migrations/0003_tipodiariooficial_diariooficial_and_more.py
@@ -0,0 +1,75 @@
+# Generated by Django 5.0.12 on 2025-03-07 14:58
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("diarios", "0002_pdfdocument_page_content"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="TipoDiarioOficial",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("nome", models.CharField(max_length=100, unique=True)),
+            ],
+            options={
+                "verbose_name_plural": "Tipos de Diários Oficiais",
+            },
+        ),
+        migrations.CreateModel(
+            name="DiarioOficial",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("data", models.DateField()),
+                (
+                    "arquivo",
+                    models.FileField(
+                        blank=True, null=True, upload_to="diarios_oficiais/"
+                    ),
+                ),
+                ("numero", models.CharField(max_length=20, unique=True)),
+                ("link", models.URLField(blank=True, null=True, unique=True)),
+                ("finalizado", models.BooleanField(default=False)),
+                (
+                    "tipo",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="diarios",
+                        to="diarios.tipodiariooficial",
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name_plural": "Diários Oficiais",
+            },
+        ),
+        migrations.AddConstraint(
+            model_name="diariooficial",
+            constraint=models.UniqueConstraint(
+                fields=("numero",), name="unique_numero"
+            ),
+        ),
+    ]
diff --git a/diarios/models.py b/diarios/models.py
index 1939812..50427fc 100644
--- a/diarios/models.py
+++ b/diarios/models.py
@@ -32,3 +32,42 @@ class PDFDocument(models.Model):
             self.page_content = json.dumps(pages_data)
 
         super().save(*args, **kwargs)
+
+class TipoDiarioOficial(models.Model):
+    nome = models.CharField(max_length=100, unique=True)
+
+    def __str__(self):
+        return self.nome
+
+    class Meta:
+        verbose_name_plural = "Tipos de Diários Oficiais"
+
+
+class DiarioOficial(models.Model):
+    data = models.DateField()
+    arquivo = models.FileField(upload_to="diarios_oficiais/", blank=True, null=True)
+    tipo = models.ForeignKey(
+        TipoDiarioOficial,
+        blank=True,
+        null=True,
+        on_delete=models.CASCADE,
+        related_name="diarios",
+    )
+    numero = models.CharField(max_length=20, unique=True)
+    link = models.URLField(blank=True, null=True, unique=True)
+    finalizado = models.BooleanField(default=False)
+
+    @property
+    def data_formatada(self):
+        return format_date(self.data, format="long", locale="pt_BR")
+
+    @property
+    def is_online(self):
+        return True if self.link else False
+
+    def __str__(self):
+        return f"Diário {self.tipo.nome} nº {self.numero}, {self.data_formatada}"
+
+    class Meta:
+        constraints = [models.UniqueConstraint(fields=["numero"], name="unique_numero")]
+        verbose_name_plural = "Diários Oficiais"