diff --git a/internal/models/account.go b/internal/models/account.go
new file mode 100644
index 00000000..d66ccea8
--- /dev/null
+++ b/internal/models/account.go
@@ -0,0 +1,10 @@
+package models
+
+import "github.com/google/uuid"
+
+type Accounts struct {
+	ID          uuid.UUID `json:"id"`
+	UserID      uint      `json:"user_id"`
+	Balance     float64   `json:"balance"`
+	MeanPayment string    `json:"mean_payment"`
+}
diff --git a/internal/models/category.go b/internal/models/category.go
new file mode 100644
index 00000000..22270d8b
--- /dev/null
+++ b/internal/models/category.go
@@ -0,0 +1,17 @@
+package models
+
+import (
+	valid "github.com/asaskevich/govalidator"
+	"github.com/google/uuid"
+)
+
+type Category struct {
+	ID     uuid.UUID `json:"id" valid:"-"`
+	UserID uint      `json:"user_id" valid:"-"`
+	Name   string    `json:"name" valid:"required"`
+}
+
+func (c *Category) CategoryValidate() error {
+	_, err := valid.ValidateStruct(c)
+	return err
+}
diff --git a/internal/models/credit.go b/internal/models/credit.go
new file mode 100644
index 00000000..1e2ff3b9
--- /dev/null
+++ b/internal/models/credit.go
@@ -0,0 +1,26 @@
+package models
+
+import (
+	"time"
+
+	valid "github.com/asaskevich/govalidator"
+	"github.com/google/uuid"
+)
+
+type Credit struct {
+	ID          uuid.UUID `json:"id" valid:"-"`
+	AccountID   uint      `json:"account_id" valid:"-"`
+	Total       float64   `json:"total" valid:"required,greaterzero"`
+	DateStart   time.Time `json:"date_start" valid:"isdate"`
+	DateEnd     time.Time `json:"date_end" valid:"isdate"`
+	IsAnnuity   bool      `json:"is_annuity" valid:"required"`
+	Creditor    string    `json:"creditor" valid:"-"`
+	Description string    `json:"description" valid:"-"`
+	Payments    int       `json:"payments" valid:"-"`
+	Bank        string    `json:"bank" valid:"-"`
+}
+
+func (c *Credit) CreditValidate() error {
+	_, err := valid.ValidateStruct(c)
+	return err
+}
diff --git a/internal/models/debt.go b/internal/models/debt.go
new file mode 100644
index 00000000..6c281db4
--- /dev/null
+++ b/internal/models/debt.go
@@ -0,0 +1,22 @@
+package models
+
+import (
+	"time"
+
+	valid "github.com/asaskevich/govalidator"
+	"github.com/google/uuid"
+)
+
+type Debt struct {
+	ID          uuid.UUID `json:"id" valid:"-"`
+	UserID      uint      `json:"user_id" valid:"-"`
+	Total       float64   `json:"total" valid:"required,greaterzero"`
+	Date        time.Time `json:"date" valid:"isdate"`
+	Creditor    string    `json:"creditor"`
+	Description string    `json:"description" valid:"-"`
+}
+
+func (d *Debt) DebtValidate() error {
+	_, err := valid.ValidateStruct(d)
+	return err
+}
diff --git a/internal/models/deposit.go b/internal/models/deposit.go
new file mode 100644
index 00000000..026cbb99
--- /dev/null
+++ b/internal/models/deposit.go
@@ -0,0 +1,23 @@
+package models
+
+import (
+	"time"
+
+	valid "github.com/asaskevich/govalidator"
+	"github.com/google/uuid"
+)
+
+type deposit struct {
+	ID           uuid.UUID `json:"id" valid:"-"`
+	AccountID    uint      `json:"account_id" valid:"-"`
+	Total        float64   `json:"total" valid:"required,greaterzero"`
+	DateStart    time.Time `json:"date_start" valid:"isdate"`
+	DateEnd      time.Time `json:"date_end" valid:"isdate"`
+	InterestRate float64   `json:"interest_rate" valid:"required"`
+	Bank         string    `json:"bank"`
+}
+
+func (g *Goal) GoalValidate() error {
+	_, err := valid.ValidateStruct(g)
+	return err
+}
diff --git a/internal/models/goal.go b/internal/models/goal.go
new file mode 100644
index 00000000..bbb03f78
--- /dev/null
+++ b/internal/models/goal.go
@@ -0,0 +1,22 @@
+package models
+
+import (
+	"time"
+
+	valid "github.com/asaskevich/govalidator"
+	"github.com/google/uuid"
+)
+
+type Goal struct {
+	ID          uuid.UUID `json:"id" valid:"-"`
+	UserID      uint      `json:"user_id" valid:"-"`
+	Name        string    `json:"name" valid:"required"`
+	Description string    `json:"description" valid:"-"`
+	Total       float64   `json:"total" valid:"required,greaterzero"`
+	Date        time.Time `json:"date" valid:"isdate"`
+}
+
+func (g *Goal) GoalValidate() error {
+	_, err := valid.ValidateStruct(g)
+	return err
+}
diff --git a/internal/models/investmet.go b/internal/models/investmet.go
new file mode 100644
index 00000000..52eb1bd1
--- /dev/null
+++ b/internal/models/investmet.go
@@ -0,0 +1,24 @@
+package models
+
+import (
+	"time"
+
+	valid "github.com/asaskevich/govalidator"
+	"github.com/google/uuid"
+)
+
+type Investment struct {
+	ID         uuid.UUID `json:"id" valid:"-"`
+	UserID     uint      `json:"user_id" valid:"-"`
+	Name       string    `json:"name" valid:"required"`
+	Total      float64   `json:"total" valid:"required,greaterzero"`
+	DateStart  time.Time `json:"date_start" valid:"isdate"`
+	DateEnd    time.Time `json:"date_end" valid:"isdate"`
+	Price      float64   `json:"price" valid:"required"`
+	Percentage float64   `json:"percentage" valid:"required"`
+}
+
+func (i *Investment) InvestmentValidate() error {
+	_, err := valid.ValidateStruct(i)
+	return err
+}
diff --git a/internal/models/transaction.go b/internal/models/transaction.go
new file mode 100644
index 00000000..7aa95c8c
--- /dev/null
+++ b/internal/models/transaction.go
@@ -0,0 +1,25 @@
+package models
+
+import (
+	"time"
+
+	valid "github.com/asaskevich/govalidator"
+	"github.com/google/uuid"
+)
+
+type Transaction struct {
+	ID          uuid.UUID `json:"id" valid:"-"`
+	UserID      uint      `json:"user_id" valid:"-"`
+	CategoryID  uint      `json:"category_id" valid:"-"`
+	AccountID   uint      `json:"account_id" valid:"-"`
+	Total       float64   `json:"total" valid:"required,greaterzero"`
+	IsIncome    bool      `json:"is_income" valid:"required"`
+	Date        time.Time `json:"date" valid:"isdate"`
+	Payer       string    `json:"payer" valid:"payer"`
+	Description string    `json:"description" valid:"-"`
+}
+
+func (t *Transaction) TransactionValidate() error {
+	_, err := valid.ValidateStruct(t)
+	return err
+}
diff --git a/internal/models/user.go b/internal/models/user.go
new file mode 100644
index 00000000..b1ee7657
--- /dev/null
+++ b/internal/models/user.go
@@ -0,0 +1,30 @@
+package models
+
+import (
+	valid "github.com/asaskevich/govalidator"
+	"github.com/google/uuid"
+)
+
+type Sex string
+
+const (
+	Male   Sex = "M"
+	Female Sex = "F"
+	Other  Sex = "O" // :-)
+)
+
+type User struct {
+	ID        uuid.UUID `json:"id" valid:"-"`
+	Username  string    `json:"name" valid:"-"`
+	Email     string    `json:"email" valid:"required,email"`
+	FirstName string    `json:"firstName" valid:"required,runelength(2|20)"`
+	LastName  string    `json:"lastName" valid:"required,runelength(2|20)"`
+	Password  string    `json:"password" valid:"required,runelength(7|30),passwordcheck"`
+	Sex       Sex       `json:"sex" valid:"required,in(F|M|O)"`
+	AvatarURL string    `json:"avatar_url" vaild:"-"`
+}
+
+func (u *User) UserValidate() error {
+	_, err := valid.ValidateStruct(u)
+	return err
+}
diff --git a/internal/models/validate.go b/internal/models/validate.go
new file mode 100644
index 00000000..d7bae4d4
--- /dev/null
+++ b/internal/models/validate.go
@@ -0,0 +1 @@
+// TO DO isdate, greaterzero, passwordcheck
\ No newline at end of file