Registry Base: Added district code

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 68.01%. Comparing base (ff779ec) to head (535d341).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## 17.0-develop #198 +/- ## ============================================= Coverage 68.00% 68.01% ============================================= Files 164 164 Lines 4398 4399 +1 Branches 623 623 ============================================= + Hits 2991 2992 +1 Misses 1313 1313 Partials 94 94 ```

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