diff --git a/README.md b/README.md
index ad231f37..37e2cc43 100644
--- a/README.md
+++ b/README.md
@@ -281,6 +281,7 @@ But if you wish to select or exclude specific linters, we give you full control
 | **ACTIONS_RUNNER_DEBUG**              | `false`                         | Flag to enable additional information about the linter, versions, and additional output.                                                                                                                             |
 | **ANSIBLE_CONFIG_FILE**               | `.ansible-lint.yml`             | Filename for [Ansible-lint configuration](https://ansible-lint.readthedocs.io/en/latest/configuring.html#configuration-file) (ex: `.ansible-lint`, `.ansible-lint.yml`)                                              |
 | **ANSIBLE_DIRECTORY**                 | `/ansible`                      | Flag to set the root directory for Ansible file location(s), relative to `DEFAULT_WORKSPACE`. Set to `.` to use the top-level of the `DEFAULT_WORKSPACE`.                                                            |
+| **BASH_SEVERITY**                     | `style`                         | Specify the minimum severity of errors to consider in shellcheck. Valid values in order of severity are error, warning, info and style.                                                                              |
 | **CREATE_LOG_FILE**                   | `false`                         | If set to `true`, it creates the log file. You can set the log filename using the `LOG_FILE` environment variable.                                                                                                   |
 | **CSS_FILE_NAME**                     | `.stylelintrc.json`             | Filename for [Stylelint configuration](https://github.com/stylelint/stylelint) (ex: `.stylelintrc.yml`, `.stylelintrc.yaml`)                                                                                         |
 | **DEFAULT_BRANCH**                    | `master`                        | The name of the repository default branch.                                                                                                                                                                           |
diff --git a/lib/linter.sh b/lib/linter.sh
index 2622e0f2..aca74018 100755
--- a/lib/linter.sh
+++ b/lib/linter.sh
@@ -892,7 +892,12 @@ GetStandardRules "typescript"
 declare -A LINTER_COMMANDS_ARRAY
 LINTER_COMMANDS_ARRAY['ANSIBLE']="ansible-lint -c ${ANSIBLE_LINTER_RULES}"
 LINTER_COMMANDS_ARRAY['ARM']="Import-Module ${ARM_TTK_PSD1} ; \${config} = \$(Import-PowerShellDataFile -Path ${ARM_LINTER_RULES}) ; Test-AzTemplate @config -TemplatePath"
-LINTER_COMMANDS_ARRAY['BASH']="shellcheck --color --external-sources"
+if [ -z "${BASH_SEVERITY}" ]
+then
+  LINTER_COMMANDS_ARRAY['BASH']="shellcheck --color --external-sources"
+else
+  LINTER_COMMANDS_ARRAY['BASH']="shellcheck --color --external-sources --severity=${BASH_SEVERITY}"
+fi
 LINTER_COMMANDS_ARRAY['BASH_EXEC']="bash-exec"
 LINTER_COMMANDS_ARRAY['CLANG_FORMAT']="clang-format --Werror --dry-run"
 LINTER_COMMANDS_ARRAY['CLOJURE']="clj-kondo --config ${CLOJURE_LINTER_RULES} --lint"