*   State:   District of Columbia 
*   Agency DC:   Department of Energy and the Environment
*   Regulation Type:   Rule
*   Rule #:   20 DCMR, Chapter  5
*   Rule Title:   Source Monitoring and Testing
 
*   State Effective Date:  9/30/93
*   Final Federal Register Date:   06/12/19
*   Federal Register Citation #:   84 FR 27202
*   Superseded:
 *  Rescinded Date:

 *   Comments:    1.     66 FR 23614 - dated 5-9-2001 with state effective date of 12-8-2000.
                                  2.     82 FR 20270 dated 5/1/2017 and federally effective on 5/31/2017 updated sampling and testing practices for fuel oils.
                                   3.   84 FR 27202 dated 6/12/19 and federally effective 7/12/19 - recodified the following sections with administrative changes and added 500.8 and 500.9...  Sections 500.4 and .5 (state effective 9/30/93) 60 FR 5134, 500.6 (state effective 10/27/99) 64 FR 57777 and Section 500.7 (state effective 9/30/93) 60 FR 27944. 

                                  4.    Paragraphs 502.11, 502.12, 502.14 and 502.16 are not part of the SIP. 

• District of Columbia SIP, Chapter 5 (PDF)(10 pp, 1 MB)
  District of Columbia SIP, Chapter 5