Payment Standards Archive Effective 4/1/2021 – Utility Allowance, Apartment Effective 4/1/2021 – Utility Allowance, Detached House Effective 4/1/2021 – Utility Allowance, Energy Efficient Apartment 2021 Success Rates 2020 Success Rates 2019 Success Rate 2018 Success Rate 2017-2018 2016-2017 2015-2016 2014-2015