1. INTRODUCTION  
2. OBSERVATIONS  
2.1. Tractor photometric catalogs  
2.2. DESI Targeting  
2.3. Spectroscopic catalogs  
2.4. DESI SV spectra  
3. DESI BGS TARGET SELECTION AND MISSING AGN  
3.1. Star-galaxy separation  
3.2. SDSS sample with DESI BGS selection criteria  
3.3. Missing QSOs due to non-PSF morphology  
4. BGS AGN TARGET SELECTION  
4.1. Main AGN criteria  
4.2. Quality criteria  
4.3. Criteria inherited from the photometry  
4.4. Sky coverage of BGS AGN targets  
5. SURVEY VALIDATION RESULTS  
5.1. Spectral classification  
5.2. Redshift accuracy  
5.3. Stacked spectra  
5.4. Emission-line classification  
6. PROPERTIES OF THE BGS AGN SAMPLE  
6.1. Redshift distribution $N(z)$  
6.2. AGN luminosity vs. redshift  
6.3. Infrared $W1 - W2$ color trend  
6.4. Quasars at $z>2$  
7. CONCLUSIONS