diff --git a/tests/test_meta_project.py b/tests/test_meta_project.py
new file mode 100644
index 0000000000000000000000000000000000000000..cbf834f2e77cec5e3a7ef694f34630ff61131866
--- /dev/null
+++ b/tests/test_meta_project.py
@@ -0,0 +1,151 @@
+"""Test handling of project metadata"""
+# Copyright © 2020  Brett Smith
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+from pathlib import Path
+
+import pytest
+
+from . import testutil
+
+from conservancy_beancount import errors as errormod
+from conservancy_beancount.plugin import meta_project
+
+VALID_VALUES = {
+    'Conservancy': 'Conservancy',
+    'Alpha': 'Alpha',
+    'Bravo': 'Bravo',
+    'Charles': 'Charlie',
+    'Chuck': 'Charlie',
+}
+
+INVALID_VALUES = {
+    'Alhpa',
+    'Yankee',
+    '',
+}
+
+TEST_KEY = 'project'
+DEFAULT_VALUE = 'Conservancy'
+
+@pytest.fixture(scope='module')
+def hook():
+    config = testutil.TestConfig(repo_path='repository')
+    return meta_project.MetaProject(config)
+
+@pytest.mark.parametrize('src_value,set_value', VALID_VALUES.items())
+def test_valid_values_on_postings(hook, src_value, set_value):
+    txn = testutil.Transaction(postings=[
+        ('Assets:Cash', -25),
+        ('Expenses:General', 25, {TEST_KEY: src_value}),
+    ])
+    errors = list(hook.run(txn))
+    assert not errors
+    testutil.check_post_meta(txn, None, {TEST_KEY: set_value})
+
+@pytest.mark.parametrize('src_value', INVALID_VALUES)
+def test_invalid_values_on_postings(hook, src_value):
+    txn = testutil.Transaction(postings=[
+        ('Assets:Cash', -25),
+        ('Expenses:General', 25, {TEST_KEY: src_value}),
+    ])
+    errors = list(hook.run(txn))
+    assert errors
+    testutil.check_post_meta(txn, None, {TEST_KEY: src_value})
+
+@pytest.mark.parametrize('src_value,set_value', VALID_VALUES.items())
+def test_valid_values_on_transactions(hook, src_value, set_value):
+    txn = testutil.Transaction(**{TEST_KEY: src_value}, postings=[
+        ('Assets:Cash', -25),
+        ('Expenses:General', 25),
+    ])
+    errors = list(hook.run(txn))
+    assert not errors
+    testutil.check_post_meta(txn, None, {TEST_KEY: set_value})
+
+@pytest.mark.parametrize('src_value', INVALID_VALUES)
+def test_invalid_values_on_transactions(hook, src_value):
+    txn = testutil.Transaction(**{TEST_KEY: src_value}, postings=[
+        ('Assets:Cash', -25),
+        ('Expenses:General', 25),
+    ])
+    errors = list(hook.run(txn))
+    assert errors
+    testutil.check_post_meta(txn, None, None)
+
+@pytest.mark.parametrize('account,required', [
+    ('Accrued:AccountsReceivable', True),
+    ('Assets:Cash', False),
+    ('Expenses:General', True),
+    ('Income:Donations', True),
+    ('Liabilities:CreditCard', False),
+    ('UnearnedIncome:Donations', True),
+])
+def test_which_accounts_required_on(hook, account, required):
+    txn = testutil.Transaction(postings=[
+        ('Assets:Checking', 25),
+        (account, 25),
+    ])
+    errors = list(hook.run(txn))
+    assert required == any(errors)
+
+@pytest.mark.parametrize('account', [
+    'Accrued:VacationPayable',
+    'Expenses:Payroll:Salary',
+    'Expenses:Payroll:Tax',
+])
+def test_default_values(hook, account):
+    txn = testutil.Transaction(postings=[
+        ('Assets:Checking', -25),
+        (account, 25),
+    ])
+    errors = list(hook.run(txn))
+    assert not errors
+    testutil.check_post_meta(txn, None, {TEST_KEY: DEFAULT_VALUE})
+
+@pytest.mark.parametrize('date,required', [
+    (testutil.EXTREME_FUTURE_DATE, False),
+    (testutil.FUTURE_DATE, True),
+    (testutil.FY_START_DATE, True),
+    (testutil.FY_MID_DATE, True),
+    (testutil.PAST_DATE, None),
+])
+def test_default_value_set_in_date_range(hook, date, required):
+    txn = testutil.Transaction(date=date, postings=[
+        ('Expenses:Payroll:Benefits', 25),
+        ('Accrued:VacationPayable', -25),
+    ])
+    errors = list(hook.run(txn))
+    assert not errors
+    expect_meta = {TEST_KEY: DEFAULT_VALUE} if required else None
+    testutil.check_post_meta(txn, expect_meta, expect_meta)
+
+@pytest.mark.parametrize('repo_path', [
+    None,
+    '..',
+])
+def test_missing_project_data(repo_path):
+    config = testutil.TestConfig(repo_path=repo_path)
+    with pytest.raises(errormod.ConfigurationError):
+        meta_project.MetaProject(config)
+
+@pytest.mark.parametrize('repo_path_s,data_path_s', [
+    ('repository', 'Projects/project-list.yml'),
+    ('..', 'LICENSE.txt'),
+])
+def test_invalid_project_data(repo_path_s, data_path_s):
+    config = testutil.TestConfig(repo_path=repo_path_s)
+    with pytest.raises(errormod.ConfigurationError):
+        meta_project.MetaProject(config, Path(data_path_s))