diff --git a/addons/at_accounting/models/account_reconcile_model.py b/addons/at_accounting/models/account_reconcile_model.py
new file mode 100644
index 0000000..91e8a89
--- /dev/null
+++ b/addons/at_accounting/models/account_reconcile_model.py
@@ -0,0 +1,557 @@
+from odoo import fields, models, Command, tools
+from odoo.tools import SQL
+
+import re
+from collections import defaultdict
+from dateutil.relativedelta import relativedelta
+
+
+class AccountReconcileModel(models.Model):
+    _inherit = 'account.reconcile.model'
+
+    ####################################################
+    # RECONCILIATION PROCESS
+    ####################################################
+
+    def _apply_lines_for_bank_widget(self, residual_amount_currency, partner, st_line):
+        """ Apply the reconciliation model lines to the statement line passed as parameter.
+
+        :param residual_amount_currency:    The open balance of the statement line in the bank reconciliation widget
+                                            expressed in the statement line currency.
+        :param partner:                     The partner set on the wizard.
+        :param st_line:                     The statement line processed by the bank reconciliation widget.
+        :return:                            A list of python dictionaries (one per reconcile model line) representing
+                                            the journal items to be created by the current reconcile model.
+        """
+        self.ensure_one()
+        currency = st_line.foreign_currency_id or st_line.journal_id.currency_id or st_line.company_currency_id
+        vals_list = []
+        for line in self.line_ids:
+            vals = line._apply_in_bank_widget(residual_amount_currency, partner, st_line)
+            amount_currency = vals['amount_currency']
+
+            if currency.is_zero(amount_currency):
+                continue
+
+            vals_list.append(vals)
+            residual_amount_currency -= amount_currency
+
+        return vals_list
+
+    ####################################################
+    # RECONCILIATION CRITERIA
+    ####################################################
+
+    def _apply_rules(self, st_line, partner):
+        available_models = self.filtered(lambda m: m.rule_type != 'writeoff_button').sorted()
+
+        for rec_model in available_models:
+
+            if not rec_model._is_applicable_for(st_line, partner):
+                continue
+
+            if rec_model.rule_type == 'invoice_matching':
+                rules_map = rec_model._get_invoice_matching_rules_map()
+                for rule_index in sorted(rules_map.keys()):
+                    for rule_method in rules_map[rule_index]:
+                        candidate_vals = rule_method(st_line, partner)
+                        if not candidate_vals:
+                            continue
+
+                        if candidate_vals.get('amls'):
+                            res = rec_model._get_invoice_matching_amls_result(st_line, partner, candidate_vals)
+                            if res:
+                                return {
+                                    **res,
+                                    'model': rec_model,
+                                }
+                        else:
+                            return {
+                                **candidate_vals,
+                                'model': rec_model,
+                            }
+
+            elif rec_model.rule_type == 'writeoff_suggestion':
+                return {
+                    'model': rec_model,
+                    'status': 'write_off',
+                    'auto_reconcile': rec_model.auto_reconcile,
+                }
+        return {}
+
+    def _is_applicable_for(self, st_line, partner):
+        """ Returns true iff this reconciliation model can be used to search for matches
+        for the provided statement line and partner.
+        """
+        self.ensure_one()
+
+        # Filter on journals, amount nature, amount and partners
+        # All the conditions defined in this block are non-match conditions.
+        if ((self.match_journal_ids and st_line.move_id.journal_id not in self.match_journal_ids)
+            or (self.match_nature == 'amount_received' and st_line.amount < 0)
+            or (self.match_nature == 'amount_paid' and st_line.amount > 0)
+            or (self.match_amount == 'lower' and abs(st_line.amount) >= self.match_amount_max)
+            or (self.match_amount == 'greater' and abs(st_line.amount) <= self.match_amount_min)
+            or (self.match_amount == 'between' and (abs(st_line.amount) > self.match_amount_max or abs(st_line.amount) < self.match_amount_min))
+            or (self.match_partner and not partner)
+            or (self.match_partner and self.match_partner_ids and partner not in self.match_partner_ids)
+            or (self.match_partner and self.match_partner_category_ids and not (partner.category_id & self.match_partner_category_ids))
+        ):
+            return False
+
+        # Filter on label, note and transaction_type
+        for record, rule_field, record_field in [(st_line, 'label', 'payment_ref'), (st_line.move_id, 'note', 'narration'), (st_line, 'transaction_type', 'transaction_type')]:
+            rule_term = (self['match_' + rule_field + '_param'] or '').lower()
+            record_term = (record[record_field] or '').lower()
+
+            # This defines non-match conditions
+            if ((self['match_' + rule_field] == 'contains' and rule_term not in record_term)
+                or (self['match_' + rule_field] == 'not_contains' and rule_term in record_term)
+                or (self['match_' + rule_field] == 'match_regex' and not re.match(rule_term, record_term))
+            ):
+                return False
+
+        return True
+
+    def _get_invoice_matching_amls_domain(self, st_line, partner):
+        aml_domain = st_line._get_default_amls_matching_domain()
+
+        if st_line.amount > 0.0:
+            aml_domain.append(('balance', '>', 0.0))
+        else:
+            aml_domain.append(('balance', '<', 0.0))
+
+        currency = st_line.foreign_currency_id or st_line.currency_id
+        if self.match_same_currency:
+            aml_domain.append(('currency_id', '=', currency.id))
+
+        if partner:
+            aml_domain.append(('partner_id', '=', partner.id))
+
+        if self.past_months_limit:
+            date_limit = fields.Date.context_today(self) - relativedelta(months=self.past_months_limit)
+            aml_domain.append(('date', '>=', fields.Date.to_string(date_limit)))
+
+        return aml_domain
+
+    def _get_st_line_text_values_for_matching(self, st_line):
+        """ Collect the strings that could be used on the statement line to perform some matching.
+        :param st_line: The current statement line.
+        :return: A list of strings.
+        """
+        self.ensure_one()
+        allowed_fields = []
+        if self.match_text_location_label:
+            allowed_fields.append('payment_ref')
+        if self.match_text_location_note:
+            allowed_fields.append('narration')
+        if self.match_text_location_reference:
+            allowed_fields.append('ref')
+        return st_line._get_st_line_strings_for_matching(allowed_fields=allowed_fields)
+
+    def _get_invoice_matching_st_line_tokens(self, st_line):
+        """ Parse the textual information from the statement line passed as parameter
+        in order to extract from it the meaningful information in order to perform the matching.
+
+        :param st_line: A statement line.
+        :return:    A tuple of list of tokens, each one being a string.
+                    The first element is a list of tokens you may match on numerical information.
+                    The second element is a list of tokens you may match exactly.
+        """
+        st_line_text_values = self._get_st_line_text_values_for_matching(st_line)
+        significant_token_size = 4
+        numerical_tokens = []
+        exact_tokens = set()  # preventing duplicates
+        text_tokens = []
+        for text_value in st_line_text_values:
+            split_text = (text_value or '').split()
+            # Exact tokens
+            exact_tokens.add(text_value)
+            exact_tokens.update(
+                token for token in split_text
+                if len(token) >= significant_token_size
+            )
+            # Text tokens
+            tokens = [
+                ''.join(x for x in token if re.match(r'[0-9a-zA-Z\s]', x))
+                for token in split_text
+            ]
+
+            # Numerical tokens
+            for token in tokens:
+                # The token is too short to be significant.
+                if len(token) < significant_token_size:
+                    continue
+
+                text_tokens.append(token)
+
+                formatted_token = ''.join(x for x in token if x.isdecimal())
+
+                # The token is too short after formatting to be significant.
+                if len(formatted_token) < significant_token_size:
+                    continue
+
+                numerical_tokens.append(formatted_token)
+
+        return numerical_tokens, list(exact_tokens), text_tokens
+
+    def _get_invoice_matching_amls_candidates(self, st_line, partner):
+        """ Returns the match candidates for the 'invoice_matching' rule, with respect to the provided parameters.
+
+        :param st_line: A statement line.
+        :param partner: The partner associated to the statement line.
+        """
+        def get_order_by_clause(prefix=SQL()):
+            direction = SQL(' DESC') if self.matching_order == 'new_first' else SQL(' ASC')
+            return SQL(", ").join(
+                SQL("%s%s%s", prefix, SQL(field), direction)
+                for field in ('date_maturity', 'date', 'id')
+            )
+
+        assert self.rule_type == 'invoice_matching'
+        self.env['account.move'].flush_model()
+        self.env['account.move.line'].flush_model()
+
+        aml_domain = self._get_invoice_matching_amls_domain(st_line, partner)
+        query = self.env['account.move.line']._where_calc(aml_domain)
+        tables = query.from_clause
+        where_clause = query.where_clause or SQL("TRUE")
+
+        aml_cte = SQL()
+        sub_queries: list[SQL] = []
+        numerical_tokens, exact_tokens, _text_tokens = self._get_invoice_matching_st_line_tokens(st_line)
+        if numerical_tokens or exact_tokens:
+            aml_cte = SQL('''
+                WITH aml_cte AS (
+                    SELECT
+                        account_move_line.id as account_move_line_id,
+                        account_move_line.date as account_move_line_date,
+                        account_move_line.date_maturity as account_move_line_date_maturity,
+                        account_move_line.name as account_move_line_name,
+                        account_move_line__move_id.name as account_move_line__move_id_name,
+                        account_move_line__move_id.ref as account_move_line__move_id_ref
+                    FROM %s
+                    JOIN account_move account_move_line__move_id ON account_move_line__move_id.id = account_move_line.move_id
+                    WHERE %s
+                )
+            ''', tables, where_clause)
+        if numerical_tokens:
+            for table_alias, field in (
+                ('account_move_line', 'name'),
+                ('account_move_line__move_id', 'name'),
+                ('account_move_line__move_id', 'ref'),
+            ):
+                sub_queries.append(SQL(r'''
+                    SELECT
+                        account_move_line_id as id,
+                        account_move_line_date as date,
+                        account_move_line_date_maturity as date_maturity,
+                        UNNEST(
+                            REGEXP_SPLIT_TO_ARRAY(
+                                SUBSTRING(
+                                    REGEXP_REPLACE(%(field)s, '[^0-9\s]', '', 'g'),
+                                    '\S(?:.*\S)*'
+                                ),
+                                '\s+'
+                            )
+                        ) AS token
+                    FROM aml_cte
+                    WHERE %(field)s IS NOT NULL
+                ''', field=SQL("%s_%s", SQL(table_alias), SQL(field))))
+        if exact_tokens:
+            for table_alias, field in (
+                ('account_move_line', 'name'),
+                ('account_move_line__move_id', 'name'),
+                ('account_move_line__move_id', 'ref'),
+            ):
+                sub_queries.append(SQL('''
+                    SELECT
+                        account_move_line_id as id,
+                        account_move_line_date as date,
+                        account_move_line_date_maturity as date_maturity,
+                        %(field)s AS token
+                    FROM aml_cte
+                    WHERE %(field)s != ''
+                ''', field=SQL("%s_%s", SQL(table_alias), SQL(field))))
+        if sub_queries:
+            order_by = get_order_by_clause(prefix=SQL('sub.'))
+            candidate_ids = [r[0] for r in self.env.execute_query(SQL(
+                '''
+                    %s
+                    SELECT
+                        sub.id,
+                        COUNT(*) AS nb_match
+                    FROM (%s) AS sub
+                    WHERE sub.token IN %s
+                    GROUP BY sub.date_maturity, sub.date, sub.id
+                    HAVING COUNT(*) > 0
+                    ORDER BY nb_match DESC, %s
+                ''',
+                aml_cte,
+                SQL(" UNION ALL ").join(sub_queries),
+                tuple(numerical_tokens + exact_tokens),
+                order_by,
+            ))]
+            if candidate_ids:
+                return {
+                    'allow_auto_reconcile': True,
+                    'amls': self.env['account.move.line'].browse(candidate_ids),
+                }
+            elif self.match_text_location_label or self.match_text_location_note or self.match_text_location_reference:
+                # In the case any of the Label, Note or Reference matching rule has been toggled, and the query didn't return
+                # any candidates, the model should not try to mount another aml instead.
+                return
+
+        if not partner:
+            st_line_currency = st_line.foreign_currency_id or st_line.journal_id.currency_id or st_line.company_currency_id
+            if st_line_currency == self.company_id.currency_id:
+                aml_amount_field = SQL('amount_residual')
+            else:
+                aml_amount_field = SQL('amount_residual_currency')
+
+            order_by = get_order_by_clause(prefix=SQL('account_move_line.'))
+            rows = self.env.execute_query(SQL(
+                '''
+                    SELECT account_move_line.id
+                    FROM %s
+                    WHERE
+                        %s
+                        AND account_move_line.currency_id = %s
+                        AND ROUND(account_move_line.%s, %s) = ROUND(%s, %s)
+                    ORDER BY %s
+                ''',
+                tables,
+                where_clause,
+                st_line_currency.id,
+                aml_amount_field,
+                st_line_currency.decimal_places,
+                -st_line.amount_residual,
+                st_line_currency.decimal_places,
+                order_by,
+            ))
+            amls = self.env['account.move.line'].browse([row[0] for row in rows])
+        else:
+            amls = self.env['account.move.line'].search(aml_domain, order=get_order_by_clause().code)
+
+        if amls:
+            return {
+                'allow_auto_reconcile': False,
+                'amls': amls,
+            }
+
+    def _get_invoice_matching_rules_map(self):
+        """ Get a mapping <priority_order, rule> that could be overridden in others modules.
+
+        :return: a mapping <priority_order, rule> where:
+            * priority_order:   Defines in which order the rules will be evaluated, the lowest comes first.
+                                This is extremely important since the algorithm stops when a rule returns some candidates.
+            * rule:             Method taking <st_line, partner> as parameters and returning the candidates journal items found.
+        """
+        rules_map = defaultdict(list)
+        rules_map[10].append(self._get_invoice_matching_amls_candidates)
+        return rules_map
+
+    def _get_partner_from_mapping(self, st_line):
+        """Find partner with mapping defined on model.
+
+        For invoice matching rules, matches the statement line against each
+        regex defined in partner mapping, and returns the partner corresponding
+        to the first one matching.
+
+        :param st_line (Model<account.bank.statement.line>):
+            The statement line that needs a partner to be found
+        :return Model<res.partner>:
+            The partner found from the mapping. Can be empty an empty recordset
+            if there was nothing found from the mapping or if the function is
+            not applicable.
+        """
+        self.ensure_one()
+
+        if self.rule_type not in ('invoice_matching', 'writeoff_suggestion'):
+            return self.env['res.partner']
+
+        for partner_mapping in self.partner_mapping_line_ids:
+            match_payment_ref = True
+            if partner_mapping.payment_ref_regex:
+                match_payment_ref = re.match(partner_mapping.payment_ref_regex, st_line.payment_ref) if st_line.payment_ref else False
+
+            match_narration = True
+            if partner_mapping.narration_regex:
+                match_narration = re.match(
+                    partner_mapping.narration_regex,
+                    tools.html2plaintext(st_line.narration or '').rstrip(),
+                    flags=re.DOTALL, # Ignore '/n' set by online sync.
+                )
+
+            if match_payment_ref and match_narration:
+                return partner_mapping.partner_id
+        return self.env['res.partner']
+
+    def _get_invoice_matching_amls_result(self, st_line, partner, candidate_vals):
+        def _create_result_dict(amls_values_list, status):
+            if 'rejected' in status:
+                return
+
+            result = {'amls': self.env['account.move.line']}
+            for aml_values in amls_values_list:
+                result['amls'] |= aml_values['aml']
+
+            if 'allow_write_off' in status and self.line_ids:
+                result['status'] = 'write_off'
+
+            if 'allow_auto_reconcile' in status and candidate_vals['allow_auto_reconcile'] and self.auto_reconcile:
+                result['auto_reconcile'] = True
+
+            return result
+
+        st_line_currency = st_line.foreign_currency_id or st_line.currency_id
+        st_line_amount = st_line._prepare_move_line_default_vals()[1]['amount_currency']
+        sign = 1 if st_line_amount > 0.0 else -1
+
+        amls = candidate_vals['amls']
+        amls_values_list = []
+        amls_with_epd_values_list = []
+        same_currency_mode = amls.currency_id == st_line_currency
+        for aml in amls:
+            aml_values = {
+                'aml': aml,
+                'amount_residual': aml.amount_residual,
+                'amount_residual_currency': aml.amount_residual_currency,
+            }
+
+            amls_values_list.append(aml_values)
+
+            # Manage the early payment discount.
+            if aml.move_id.invoice_payment_term_id:
+                last_discount_date = aml.move_id.invoice_payment_term_id._get_last_discount_date(aml.move_id.date)
+            else:
+                last_discount_date = False
+            if same_currency_mode \
+                    and aml.move_id.move_type in ('out_invoice', 'out_receipt', 'in_invoice', 'in_receipt') \
+                    and not aml.matched_debit_ids \
+                    and not aml.matched_credit_ids \
+                    and last_discount_date \
+                    and st_line.date <= last_discount_date:
+
+                rate = abs(aml.amount_currency) / abs(aml.balance) if aml.balance else 1.0
+                amls_with_epd_values_list.append({
+                    **aml_values,
+                    'amount_residual': st_line.company_currency_id.round(aml.discount_amount_currency / rate),
+                    'amount_residual_currency': aml.discount_amount_currency,
+                })
+            else:
+                amls_with_epd_values_list.append(aml_values)
+
+        def match_batch_amls(amls_values_list):
+            if not same_currency_mode:
+                return None, []
+
+            kepts_amls_values_list = []
+            sum_amount_residual_currency = 0.0
+            for aml_values in amls_values_list:
+
+                if st_line_currency.compare_amounts(st_line_amount, -aml_values['amount_residual_currency']) == 0:
+                    # Special case: the amounts are the same, submit the line directly.
+                    return 'perfect', [aml_values]
+
+                if st_line_currency.compare_amounts(sign * (st_line_amount + sum_amount_residual_currency), 0.0) > 0:
+                    # Here, we still have room for other candidates ; so we add the current one to the list we keep.
+                    # Then, we continue iterating, even if there is no room anymore, just in case one of the following candidates
+                    # is an exact match, which would then be preferred on the current candidates.
+                    kepts_amls_values_list.append(aml_values)
+                    sum_amount_residual_currency += aml_values['amount_residual_currency']
+
+            if st_line_currency.is_zero(sign * (st_line_amount + sum_amount_residual_currency)):
+                return 'perfect', kepts_amls_values_list
+            elif kepts_amls_values_list:
+                return 'partial', kepts_amls_values_list
+            else:
+                return None, []
+
+        # Try to match a batch with the early payment feature. Only a perfect match is allowed.
+        match_type, kepts_amls_values_list = match_batch_amls(amls_with_epd_values_list)
+        if match_type != 'perfect':
+            kepts_amls_values_list = []
+
+        # Try to match the amls having the same currency as the statement line.
+        if not kepts_amls_values_list:
+            _match_type, kepts_amls_values_list = match_batch_amls(amls_values_list)
+
+        # Try to match the whole candidates.
+        if not kepts_amls_values_list:
+            kepts_amls_values_list = amls_values_list
+
+        # Try to match the amls having the same currency as the statement line.
+        if kepts_amls_values_list:
+            status = self._check_rule_propositions(st_line, kepts_amls_values_list)
+            result = _create_result_dict(kepts_amls_values_list, status)
+            if result:
+                return result
+
+    def _check_rule_propositions(self, st_line, amls_values_list):
+        """ Check restrictions that can't be handled for each move.line separately.
+        Note: Only used by models having a type equals to 'invoice_matching'.
+        :param st_line:             The statement line.
+        :param amls_values_list:    The candidates account.move.line as a list of dict:
+            * aml:                          The record.
+            * amount_residual:              The amount residual to consider.
+            * amount_residual_currency:     The amount residual in foreign currency to consider.
+        :return: A string representing what to do with the candidates:
+            * rejected:             Reject candidates.
+            * allow_write_off:      Allow to generate the write-off from the reconcile model lines if specified.
+            * allow_auto_reconcile: Allow to automatically reconcile entries if 'auto_validate' is enabled.
+        """
+        self.ensure_one()
+
+        if not self.allow_payment_tolerance:
+            return {'allow_write_off', 'allow_auto_reconcile'}
+
+        st_line_currency = st_line.foreign_currency_id or st_line.currency_id
+        st_line_amount_curr = st_line._prepare_move_line_default_vals()[1]['amount_currency']
+        amls_amount_curr = sum(
+            st_line._prepare_counterpart_amounts_using_st_line_rate(
+                aml_values['aml'].currency_id,
+                aml_values['amount_residual'],
+                aml_values['amount_residual_currency'],
+            )['amount_currency']
+            for aml_values in amls_values_list
+        )
+        sign = 1 if st_line_amount_curr > 0.0 else -1
+        amount_curr_after_rec = st_line_currency.round(
+            sign * (amls_amount_curr + st_line_amount_curr)
+        )
+
+        # The statement line will be fully reconciled.
+        if st_line_currency.is_zero(amount_curr_after_rec):
+            return {'allow_auto_reconcile'}
+
+        # The payment amount is higher than the sum of invoices.
+        # In that case, don't check the tolerance and don't try to generate any write-off.
+        if amount_curr_after_rec > 0.0:
+            return {'allow_auto_reconcile'}
+
+        # No tolerance, reject the candidates.
+        if self.payment_tolerance_param == 0:
+            return {'rejected'}
+
+        # If the tolerance is expressed as a fixed amount, check the residual payment amount doesn't exceed the
+        # tolerance.
+        if self.payment_tolerance_type == 'fixed_amount' and st_line_currency.compare_amounts(-amount_curr_after_rec, self.payment_tolerance_param) <= 0:
+            return {'allow_write_off', 'allow_auto_reconcile'}
+
+        # The tolerance is expressed as a percentage between 0 and 100.0.
+        reconciled_percentage_left = (abs(amount_curr_after_rec / amls_amount_curr)) * 100.0
+        if self.payment_tolerance_type == 'percentage' and st_line_currency.compare_amounts(reconciled_percentage_left, self.payment_tolerance_param) <= 0:
+            return {'allow_write_off', 'allow_auto_reconcile'}
+
+        return {'rejected'}
+
+    def run_auto_reconciliation(self):
+        """ Tries to auto-reconcile as many statements as possible within time limit
+        arbitrary set to 3 minutes (the rest will be reconciled asynchronously with the regular cron).
+        """
+        # 'limit_time_real_cron' defaults to -1.
+        # Manual fallback applied for non-POSIX systems where this key is disabled (set to None).
+        cron_limit_time = tools.config['limit_time_real_cron'] or -1
+        limit_time = cron_limit_time if 0 < cron_limit_time < 180 else 180
+        self.env['account.bank.statement.line']._cron_try_auto_reconcile_statement_lines(limit_time=limit_time)