diff --git a/docs/spec/components/schemas/Form.yaml b/docs/spec/components/schemas/Form.yaml
index 6e5d9f4..72d40e0 100644
--- a/docs/spec/components/schemas/Form.yaml
+++ b/docs/spec/components/schemas/Form.yaml
@@ -35,7 +35,6 @@ allOf:
             type: string
           id_num:
             type: string
-            pattern: '[0-9]+'
           birthday:
             type: string
             description: DD-MM-YYYY format
@@ -53,7 +52,6 @@ allOf:
             type: string
           postal:
             type: string
-            pattern: '[0-9]{5}'
           phone:
             type: string
           email:
diff --git a/docs/spec/components/schemas/SubmitForm.yaml b/docs/spec/components/schemas/SubmitForm.yaml
index 9141571..afe45db 100644
--- a/docs/spec/components/schemas/SubmitForm.yaml
+++ b/docs/spec/components/schemas/SubmitForm.yaml
@@ -31,7 +31,6 @@ allOf:
             type: string
           birthday:
             type: string
-            description: DD-MM-YYYY format
           citizen:
             type: string
           visited:
@@ -46,7 +45,6 @@ allOf:
             type: string
           postal:
             type: string
-            pattern: '[0-9]{5}'
           phone:
             type: string
           email:
diff --git a/internal/service/requests/submit_form.go b/internal/service/requests/submit_form.go
index af388df..409aef3 100644
--- a/internal/service/requests/submit_form.go
+++ b/internal/service/requests/submit_form.go
@@ -23,15 +23,15 @@ func NewSubmitForm(r *http.Request) (req resources.SubmitFormRequest, err error)
 		"data/type":                validation.Validate(req.Data.Type, validation.Required, validation.In(resources.SUBMIT_FORM)),
 		"data/attributes/name":     validation.Validate(req.Data.Attributes.Name, validation.Required),
 		"data/attributes/surname":  validation.Validate(req.Data.Attributes.Surname, validation.Required),
-		"data/attributes/id_num":   validation.Validate(req.Data.Attributes.IdNum, validation.Required, is.Digit),
-		"data/attributes/birthday": validation.Validate(req.Data.Attributes.Birthday, validation.Required, validation.Date("01-02-2006")),
+		"data/attributes/id_num":   validation.Validate(req.Data.Attributes.IdNum, validation.Required),
+		"data/attributes/birthday": validation.Validate(req.Data.Attributes.Birthday, validation.Required),
 		"data/attributes/citizen":  validation.Validate(req.Data.Attributes.Citizen, validation.Required),
 		"data/attributes/visited":  validation.Validate(req.Data.Attributes.Visited, validation.Required),
 		"data/attributes/purpose":  validation.Validate(req.Data.Attributes.Purpose, validation.Required),
 		"data/attributes/country":  validation.Validate(req.Data.Attributes.Country, validation.Required),
 		"data/attributes/city":     validation.Validate(req.Data.Attributes.City, validation.Required),
 		"data/attributes/address":  validation.Validate(req.Data.Attributes.Address, validation.Required),
-		"data/attributes/postal":   validation.Validate(req.Data.Attributes.Postal, validation.Required, is.Digit, validation.Length(5, 5)),
+		"data/attributes/postal":   validation.Validate(req.Data.Attributes.Postal, validation.Required),
 		"data/attributes/phone":    validation.Validate(req.Data.Attributes.Phone, validation.Required),
 		"data/attributes/email":    validation.Validate(req.Data.Attributes.Email, validation.Required, is.Email),
 		"data/attributes/image":    validation.Validate(req.Data.Attributes.Image, validation.Required, is.Base64, validation.Length(0, maxImageSize)),