2024 26 CFR 1.41-1 – Credit for increasing research activities

2023 26 CFR 1.41-1 – Credit for increasing research activities

2022 26 CFR 1.41-1 – Credit for increasing research activities

2021 26 CFR 1.41-1 – Credit for increasing research activities

2020 26 CFR 1.41-1 – Credit for increasing research activities

2019 26 CFR 1.41-1 – Credit for increasing research activities

2016 26 CFR 1.41-1 – Credit for increasing research activities

2015 26 CFR 1.41-1 – Credit for increasing research activities

2014 26 CFR 1.41-1 – Credit for increasing research activities

2010 26 CFR 1.41-1 – Credit for increasing research activities

2009 26 CFR 1.41-1 – Credit for increasing research activities.