Thai Localization - VAT and Withholding Tax (l10n_th_account_tax)

This module address 2 main tax requirement in Thailand

## 1. Tax Invoice (VAT)

Point of tax invoice can occur either on Invoice (VAT) or on Payment
(Undue VAT on invoice become VAT on payment)

## 2. Withholding Tax

This is the tax that is deducted during payment. There are 2 kinds of
withholding tax calculataion.

1.  Fixed rate of based amount, i.e., service 3%
2.  Progressive rate of accumulated amount, i.e., personal income tax

Code Analysis ⓘ

Views touched (30)

XML ID	Name	Model	Type	Status
`product_template_form_view`	product.template.form.inherit	product.template	form	Inherits product.product_template_form_view
`res_config_settings_view_form`	res.config.settings.view.form.thai.account	res.config.settings	form	Inherits account.res_config_settings_view_form
`view_account_form`	view.account.form	account.account	form	Inherits account.view_account_form
`view_account_move_reversal`	account.move.reversal.form	account.move.reversal	form	Inherits account.view_account_move_reversal
`view_account_payment_form`	account.view.account.payment.form	account.payment	form	Inherits account.view_account_payment_form
`view_account_payment_register_form`	account.payment.register.form	account.payment.register	form	Inherits account.view_account_payment_register_form
`view_account_payment_search`	account.payment.search	account.payment	search	Inherits account.view_account_payment_search
`view_account_withholding_tax_form`	view.account.withholding.tax.form	account.withholding.tax	form	New
`view_account_withholding_tax_income_code_form`	view.withholding.tax.income.code.form	withholding.tax.code.income	form	New
`view_account_withholding_tax_income_code_list`	view.withholding.tax.income.code.list	withholding.tax.code.income	list	New
`view_account_withholding_tax_income_code_search`	view.withholding.tax.income.code.search	withholding.tax.code.income	search	New
`view_account_withholding_tax_list`	view.account.withholding.tax.list	account.withholding.tax	list	New
`view_account_withholding_tax_search`	view.account.withholding.tax.search	account.withholding.tax	search	New
`view_clear_tax_form`	clear.tax.form	clear.tax	form	New
`view_move_form`	account.move.form	account.move	form	Inherits account.view_move_form
`view_partner_property_form`	res.partner.property.form.inherit	res.partner	form	Inherits account.view_partner_property_form
`view_personal_income_tax_form`	view.personal.income.tax.form	personal.income.tax	form	New
`view_personal_income_tax_list`	view.personal.income.tax.list	personal.income.tax	list	New
`view_pit_move_graph`	view.account.withholding.move.graph	account.withholding.move	graph	New
`view_pit_move_pivot`	view.account.withholding.move.pivot	account.withholding.move	pivot	New
`view_tax_form`	account.tax.form	account.tax	form	Inherits account.view_tax_form
`view_tax_invoice_form`		account.move.tax.invoice	form	New
`view_tax_invoice_list`		account.move.tax.invoice	list	New
`view_tax_invoice_search`		account.move.tax.invoice	search	New
`view_wht_move_form`	view.account.withholding.move.form	account.withholding.move	form	New
`view_wht_move_list`	view.account.withholding.move.list	account.withholding.move	list	New
`view_wht_move_search`	view.account.withholding.move.search	account.withholding.move	search	New
`view_withholding_tax_cert_form`	view.withholding.tax.cert.form	withholding.tax.cert	form	New
`view_withholding_tax_cert_list`	view.withholding.tax.cert.list	withholding.tax.cert	list	New
`view_withholding_tax_cert_search`	view.withholding.tax.cert.search	withholding.tax.cert	search	New

HTTP endpoints (0)

No HTTP endpoints found for this module.

Models touched (21)

New fields (1)

wht_account Boolean
default=False help='If check, this account is for withholding tax' string='WHT Account'

Public methods (0)

No public methods.

New fields (5)

has_wht Boolean
compute='_compute_has_wht'
tax_invoice_ids One2many → account.move.tax.invoice
comodel_name='account.move.tax.invoice' copy=False inverse_name='move_id'
wht_cert_ids One2many → withholding.tax.cert
comodel_name='withholding.tax.cert' inverse_name='move_id' readonly=True string='Withholding Tax Cert.'
wht_cert_status Selection
compute='_compute_wht_cert_status' selection=[('none', 'Not yet created'), ('draft', 'Draft'), ('done', 'Done'), ('cancel', 'Cancelled')]
wht_move_ids One2many → account.withholding.move
comodel_name='account.withholding.move' copy=False help='All withholding moves, including non-PIT' inverse_name='move_id' string='Withholding'

Public methods (7)

button_cancel(self)
button_draft(self)
button_wht_certs(self)
copy(self, default=None)
For case reverse move, Tax number and date must have value from wizard reversal.
create_wht_cert(self)
Create/replace one withholding tax cert from withholding move Group by partner and income type, regardless of wht_tax_id
js_assign_outstanding_line(self, line_id)
js_remove_outstanding_partial(self, partial_id)

New fields (3)

manual_tax_invoice Boolean
copy=False help='Create Tax Invoice for this debit/credit line'
tax_invoice_ids One2many → account.move.tax.invoice
comodel_name='account.move.tax.invoice' inverse_name='move_line_id'
wht_tax_id Many2one → account.withholding.tax
check_company=True comodel_name='account.withholding.tax' compute='_compute_wht_tax_id' readonly=False store=True string='WHT'

Public methods (2)

create(self, vals_list)
@api.model_create_multi
write(self, vals)

New fields (2)

tax_invoice_date Date
copy=False
tax_invoice_number Char
copy=False

Public methods (1)

reverse_moves(self, is_modify=False)

New fields (18)

account_id Many2one → account.account
comodel_name='account.account' related='move_line_id.account_id' store=True
balance Monetary
compute='_compute_tax_amount' copy=False currency_field='company_currency_id' readonly=False store=True string='Tax Amount'
company_currency_id Many2one → res.currency
comodel_name='res.currency' related='company_id.currency_id'
company_id Many2one → res.company
comodel_name='res.company' related='move_id.company_id' store=True
move_id Many2one → account.move
comodel_name='account.move' copy=True index=True
move_line_id Many2one → account.move.line
comodel_name='account.move.line' copy=True index=True ondelete='cascade'
move_state Selection
related='move_id.state' store=True
partner_id Many2one → res.partner
comodel_name='res.partner' ondelete='restrict' string='Partner'
payment_id Many2one → account.payment
comodel_name='account.payment' compute='_compute_payment_id' copy=True store=True
report_date Date
compute='_compute_report_date' store=True
report_late_mo Selection
default='0' required=True string='Report Late' args: [('0', '0 month'), ('1', '1 month'), ('2', '2 months'), ('3', '3 months'), ('4', '4 months'), ('5', '5 months'), ('6', '6 months')]
reversed_id Many2one → account.move
comodel_name='account.move' help='This move that this move reverse'
reversing_id Many2one → account.move
comodel_name='account.move' help='The move that reverse this move'
tax_base_amount Monetary
compute='_compute_tax_amount' copy=False currency_field='company_currency_id' readonly=False store=True string='Tax Base'
tax_invoice_date Date
copy=False
tax_invoice_number Char
copy=False
tax_line_id Many2one → account.tax
comodel_name='account.tax' related='move_line_id.tax_line_id' store=True
to_clear_tax Boolean
related='payment_id.to_clear_tax'

Public methods (0)

No public methods.

New fields (0)

No new fields.

Public methods (0)

No public methods.

New fields (9)

has_wht Boolean
compute='_compute_has_wht'
pit_move_ids One2many → account.withholding.move
comodel_name='account.withholding.move' copy=False domain=[('is_pit', '=', True)] inverse_name='payment_id' string='Personal Income Tax'
tax_invoice_ids One2many → account.move.tax.invoice
comodel_name='account.move.tax.invoice' copy=False domain=[('reversing_id', '=', False), ('reversed_id', '=', False)] inverse_name='payment_id'
tax_invoice_move_ids Many2many → account.move
column1='payment_id' column2='tax_invoice_id' comodel_name='account.move' compute='_compute_tax_invoice_move_ids' relation='payment_tax_invoice_rel' string="Tax Invoice's Journal Entry"
to_clear_tax Boolean
copy=False default=False help='When defer journal entry posting, this will show button'
wht_cert_ids One2many → withholding.tax.cert
comodel_name='withholding.tax.cert' inverse_name='payment_id' readonly=True string='Withholding Tax Cert.'
wht_cert_status Selection
compute='_compute_wht_cert_status' selection=[('none', 'Not yet created'), ('draft', 'Draft'), ('done', 'Done'), ('cancel', 'Cancelled')]
wht_certs_count Integer
compute='_compute_wht_certs_count' string='# Withholding Tax Certs'
wht_move_ids One2many → account.withholding.move
comodel_name='account.withholding.move' copy=False help='All withholding moves, including non-PIT' inverse_name='payment_id' string='Withholding'

Public methods (5)

button_open_journal_entry(self)
Add tax cash basis when open journal entry
button_wht_certs(self)
clear_tax_cash_basis(self)
create_wht_cert(self)
open_clear_tax(self)
Open Wizard for clear tax with accounting date

New fields (2)

wht_amount_base Monetary
compute='_compute_wht_amount' help='Based amount for the tax amount' readonly=False store=True string='Withholding Base'
wht_tax_id Many2one → account.withholding.tax
check_company=True comodel_name='account.withholding.tax' help='Optional hidden field to keep wht_tax. Useful for case 1 tax only' string='Withholding Tax'

Public methods (2)

action_create_payments(self)
default_get(self, fields_list)
@api.model

New fields (2)

sequence_number_next Integer
compute='_compute_seq_number_next' help='The next sequence number will be used for the next tax invoice.' inverse='_inverse_seq_number_next' string='Next Number'
taxinv_sequence_id Many2one → ir.sequence
comodel_name='ir.sequence' copy=False help='Optional sequence as Tax Invoice number' string='Tax Invoice Sequence'

Public methods (0)

No public methods.

New fields (16)

amount_income Monetary
required=True string='Income'
amount_wht Monetary
string='Withholding Amount'
calendar_year Char
compute='_compute_move_data' index=True store=True
cancelled Boolean
help='For filtering cancelled payment' readonly=True
cert_id Many2one → withholding.tax.cert
check_company=True comodel_name='withholding.tax.cert' copy=False readonly=True string='Withholding Cert.'
company_id Many2one → res.company
comodel_name='res.company' default=<expr> index=True required=True string='Company'
currency_id Many2one → res.currency
comodel_name='res.currency' default=<expr>
date Date
compute='_compute_move_data' readonly=False store=True
is_pit Boolean
related='wht_tax_id.is_pit' store=True
move_id Many2one → account.move
comodel_name='account.move' domain=[('state', 'not in', ['draft', 'cancel'])] index=True ondelete='cascade' required=True string='Journal Entry'
partner_id Many2one → res.partner
comodel_name='res.partner' index=True ondelete='cascade' required=True string='Vendor'
payment_id Many2one → account.payment
comodel_name='account.payment' compute='_compute_move_data' domain=[('state', 'not in', ['draft', 'cancel'])] index=True ondelete='cascade' readonly=False store=True string='Payment'
payment_state Selection
related='payment_id.state'
wht_cert_income_desc Char
compute='_compute_wht_cert_income_desc' readonly=False size=500 store=True string='Income Description'
wht_cert_income_type Selection
compute='_compute_wht_cert_income_type' readonly=False store=True string='Type of Income' args: WHT_CERT_INCOME_TYPE
wht_tax_id Many2one → account.withholding.tax
check_company=True comodel_name='account.withholding.tax' index=True

Public methods (0)

No public methods.

New fields (8)

account_id Many2one → account.account
comodel_name='account.account' domain="[('wht_account', '=', True)]" ondelete='restrict' required=True string='Withholding Tax Account'
amount Float
string='Percent'
company_id Many2one → res.company
comodel_name='res.company' default=<expr> required=True
income_tax_form Selection
selection=INCOME_TAX_FORM string='Default Income Tax Form'
is_pit Boolean
help='As PIT, the calculation of withholding amount is based on pit.rate' string='Personal Income Tax'
name Char
required=True
pit_id Many2one → personal.income.tax
comodel_name='personal.income.tax' compute='_compute_pit_id' help='Latest PIT Rates used to calcuate withholiding amount' string='PIT Rate'
wht_cert_income_type Selection
selection=WHT_CERT_INCOME_TYPE string='Default Type of Income'

Public methods (0)

No public methods.

New fields (2)

date Date
default=fields.Date.context_today required=True string='Accounting Date (Tax Cash Basis)'
payment_id Many2one → account.payment
required=True string='Payment' args: 'account.payment'

Public methods (1)

action_clear_tax(self)

New fields (4)

active Boolean
default=True
calendar_year Char
copy=False default=<expr> required=True
effective_date Date
compute='_compute_effective_date' store=True
rate_ids One2many → personal.income.tax.rate
comodel_name='personal.income.tax.rate' copy=True inverse_name='pit_id' string='Withholding Tax Rates'

Public methods (2)

calculate_rate_wht(self, total_income, income, pit_date)
copy(self, default=None)

New fields (7)

amount_tax_accum Float
compute='_compute_amount_accum' string='Tax Accumulate'
amount_tax_max Float
compute='_compute_amount_tax_max' store=True string='Maximum Tax in Range'
income_from Float
string='Income From (>)'
income_to Float
string='Income To (<=)'
pit_id Many2one → personal.income.tax
comodel_name='personal.income.tax' index=True ondelete='cascade' string='PIT Table'
sequence Integer
string='sequence'
tax_rate Float
string='Tax Rate (%)'

Public methods (0)

No public methods.

New fields (3)

supplier_company_wht_tax_id Many2one → account.withholding.tax
comodel_name='account.withholding.tax' company_dependent=True domain="[('company_id', '=', current_company_id)]" help='Default withholding tax for the vendor that is company' string='Company Vendor Withholding Tax'
supplier_wht_tax_id Many2one → account.withholding.tax
comodel_name='account.withholding.tax' company_dependent=True domain="[('company_id', '=', current_company_id)]" help='Default withholding tax for the vendor that is individual' string='Individual Vendor Withholding Tax'
wht_tax_id Many2one → account.withholding.tax
comodel_name='account.withholding.tax' company_dependent=True domain="[('company_id', '=', current_company_id)]" help='Default withholding tax for the customer' string='Withholding Tax'

Public methods (0)

No public methods.

New fields (2)

customer_tax_invoice_number Selection
default='payment' help="It default running tax number by payment\n when user not select 'Tax Invoice Sequence' in taxes" selection=[('payment', 'Customer Payment Number'), ('invoice', 'Customer Invoice Number')] string='Customer Tax Invoice Number (Undue VAT)'
tax_zero_line Boolean
default=True string='Keep Zero Line Taxes'

Public methods (0)

No public methods.

New fields (2)

customer_tax_invoice_number Selection
readonly=False related='company_id.customer_tax_invoice_number'
tax_zero_line Boolean
readonly=False related='company_id.tax_zero_line'

Public methods (0)

No public methods.

New fields (1)

pit_move_ids One2many → account.withholding.move
comodel_name='account.withholding.move' domain=<expr> inverse_name='partner_id' string='Personal Income Tax'

Public methods (2)

action_view_pit_move_yearly_summary(self)
button_wht_certs(self)

New fields (17)

company_id Many2one → res.company
comodel_name='res.company' default=<expr> required=True string='Main Company'
company_partner_id Many2one → res.partner
comodel_name='res.partner' copy=False default=<expr> ondelete='restrict' string='Company'
company_vat Char
related='company_partner_id.vat' string='Company Tax ID'
currency_id Many2one → res.currency
comodel_name='res.currency' related='company_id.currency_id' store=True string='Currency'
date Date
compute='_compute_wht_cert_data' required=True store=True tracking=True
income_tax_form Selection
copy=False selection=INCOME_TAX_FORM tracking=True
move_id Many2one → account.move
comodel_name='account.move' copy=False domain="[('journal_id.type', '=', 'general'), ('state', '=', 'posted')]" ondelete='restrict' tracking=True
name Char
compute='_compute_wht_cert_data' store=True string='Number' tracking=True
number Char
copy=False default='/' readonly=True required=True string='WHT Number'
partner_id Many2one → res.partner
comodel_name='res.partner' ondelete='restrict' required=True string='Vendor' tracking=True
partner_vat Char
related='partner_id.vat' string='Vendor Tax ID'
payment_id Many2one → account.payment
comodel_name='account.payment' copy=False domain="[('partner_id', '=', partner_id)]" ondelete='restrict' string='Payment' tracking=True
ref_wht_cert_id Many2one → withholding.tax.cert
check_company=True comodel_name='withholding.tax.cert' help='This field related from Old WHT Cert.' string='Ref WHT Cert.' tracking=True
state Selection
copy=False default='draft' selection=[('draft', 'Draft'), ('done', 'Done'), ('cancel', 'Cancelled')] string='Status' tracking=True
tax_payer Selection
copy=False default='withholding' required=True selection=TAX_PAYER tracking=True
verify_by Many2one → res.users
comodel_name='res.users' copy=False tracking=True
wht_line One2many → withholding.tax.cert.line
comodel_name='withholding.tax.cert.line' copy=False inverse_name='cert_id' string='Withholding Line'

Public methods (3)

action_cancel(self)
action_done(self)
action_draft(self)

New fields (11)

amount Float
readonly=False string='Tax Amount'
base Float
readonly=False string='Base Amount'
cert_id Many2one → withholding.tax.cert
comodel_name='withholding.tax.cert' index=True string='WHT Cert'
company_id Many2one → res.company
comodel_name='res.company' related='cert_id.company_id'
wht_cert_bank_account Many2one → res.partner.bank
check_company=True comodel_name='res.partner.bank' compute='_compute_wht_bank_account' help='PND2 type 4A need bank account' readonly=False store=True string='Bank Account'
wht_cert_income_code Many2one → withholding.tax.code.income
comodel_name='withholding.tax.code.income' help='For Text File income code' index=True string='Income Code'
wht_cert_income_desc Char
required=False size=500 string='Income Description'
wht_cert_income_type Selection
required=True selection=WHT_CERT_INCOME_TYPE string='Type of Income'
wht_income_tax_form Selection
index=True related='cert_id.income_tax_form'
wht_percent Float
compute='_compute_wht_percent' string='% Tax'
wht_tax_id Many2one → account.withholding.tax
check_company=True comodel_name='account.withholding.tax' readonly=False string='Tax'

Public methods (0)

No public methods.

New fields (5)

code Char
income_tax_form Selection
index=True required=True selection=INCOME_TAX_FORM
is_default Boolean
string='Default'
name Char
required=True
wht_cert_income_type Selection
required=True selection=WHT_CERT_INCOME_TYPE string='Type of Income'

Public methods (1)

check_is_default(self)
@api.constrains('is_default')

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Code Analysis ⓘ

Views touched (30)

HTTP endpoints (0)

Models touched (21)

account.account Extends Model 1 field 0 methods AccountAccount · inherits account.account

account.move Extends Model 5 fields 7 methods AccountMove · inherits account.move

account.move.line Extends Model 3 fields 2 methods AccountMoveLine · inherits account.move.line

account.move.reversal Extends TransientModel 2 fields 1 method AccountMoveReversal · inherits account.move.reversal

account.move.tax.invoice New model Model 18 fields 0 methods AccountMoveTaxInvoice · Tax Invoice Info

account.partial.reconcile Extends Model 0 fields 0 methods AccountPartialReconcile · inherits account.partial.reconcile

account.payment Extends Model 9 fields 5 methods AccountPayment · inherits account.payment

account.payment.register Extends TransientModel 2 fields 2 methods AccountPaymentRegister · inherits account.payment.register

account.tax Extends Model 2 fields 0 methods AccountTax · inherits account.tax

account.withholding.move New model Model 16 fields 0 methods AccountWithholdingMove · Withholding Tax Moves

account.withholding.tax New model Model 8 fields 0 methods AccountWithholdingTax · Account Withholding Tax

clear.tax New model TransientModel 2 fields 1 method ClearTax · Clear Tax Wizard

personal.income.tax New model Model 4 fields 2 methods PersonalIncomeTax · PIT Table

personal.income.tax.rate New model Model 7 fields 0 methods PersonalIncomeTaxRate · PIT Rates

product.template Extends Model 3 fields 0 methods ProductTemplate · inherits product.template

res.company Extends Model 2 fields 0 methods ResCompany · inherits res.company

res.config.settings Extends TransientModel 2 fields 0 methods ResConfigSettings · inherits res.config.settings

res.partner Extends Model 1 field 2 methods ResPartner · inherits res.partner

withholding.tax.cert New model Model 17 fields 3 methods WithholdingTaxCert · inherits mail.thread, mail.activity.mixin · Withholding Tax Certificate

withholding.tax.cert.line New model Model 11 fields 0 methods WithholdingTaxCertLine · Withholding Tax Cert Lines

withholding.tax.code.income New model Model 5 fields 1 method WithholdingTaxCodeIncome · Withholding Tax Code of Income