Versions of Iowa Code 252B.6A - External services on LawServer 2023 Iowa Code 252B.6A – External services 2022 Iowa Code 252B.6A – External services 2020 Iowa Code 252B.6A – External services 2018 Iowa Code 252B.6A – External services 2016 Iowa Code 252B.6A – External services 2014 Iowa Code 252B.6A – External services. 2009 Iowa Code 252B.6A – External services