# Subpart 529.4 - Contract Clauses

## 529.401 Domestic contracts.

### 529.401-70 Purchases at or under the simplified acquisition threshold.

Insert 552.229-70, Federal, State, and Local Taxes, in purchases and contracts estimated to exceed the micropurchase threshold, but not the simplified acquisition threshold.

### 529.401-71 Contracts for supplies and services usable by the DC Government.

Insert 552.229-71, Federal Excise Tax—DC Government, in solicitations and contracts that permit the District of Columbia Government to place orders.