| Municipal Election, Nomination Period for Two Council Seats Opens Monday | 7/10/2020 5:21 PM |
| Temporary Suspension of Restaurant Dine-In Service, Other Indoor Operations | 7/1/2020 5:19 PM |
| City Set to Award $320,000 in Grant Funding to 64 Small Businesses | 7/1/2020 1:31 PM |
| Street Sweeping Citation Suspension Extended Through July 31, 2020 | 6/19/2020 4:46 PM |
| County Reopens Additional Sectors Including Nail Salons and Bars | 6/19/2020 4:42 PM |
| County Reopens Additional Sectors Including Nail Salons and Bars | 6/19/2020 4:38 PM |
| Street Sweeping Citation Suspension Extended Through July 31, 2020 | 6/19/2020 3:00 PM |
| Reminder - Business Grant Application Period Opens at 9am on June 22 | 6/19/2020 1:52 PM |
| City Launches New Business Recovery Program | 6/15/2020 9:01 AM |
| County Reopens Additional Sectors Including Day Camps, Gyms and Hotels | 6/12/2020 8:49 AM |
| A Message to our Community Regarding June 4 Protest in Diamond Bar | 6/5/2020 4:04 PM |
| UPDATE June 4, 2020 - Countywide Curfew Lifted for Tonight | 6/4/2020 11:38 AM |
| UPDATE June 3, 2020 - County-wide curfew in effect from 9 p.m. to 5 a.m. | 6/3/2020 12:03 PM |
| UPDATE June 2, 2020 - County-wide curfew in effect from 6 p.m. to 6 a.m. | 6/2/2020 12:16 PM |
| UPDATE June 1, 2020 - County-wide curfew in effect from 6 p.m. to 6 a.m. | 6/1/2020 1:19 PM |
| A county-wide curfew in effect from 6 p.m. to 6 a.m. | 5/31/2020 6:05 PM |
| Haircuts and Dining In Now Allowed With Safeguards in Place | 5/29/2020 8:08 PM |
| Recreation Program Survey | 5/27/2020 11:18 AM |
| County Issues Updated Health Officer Order, Additional Activities Allowed | 5/27/2020 10:08 AM |
| Street Sweeping Citation Suspension Extended Through June 30, 2020 | 5/26/2020 9:58 AM |
| County Launches New COVID-19 Recovery Dashboard | 5/15/2020 2:34 PM |
| Tennis and Pickleball Courts Reopen May 18 | 5/14/2020 2:44 PM |
| County Issues New Public Health Order | 5/14/2020 9:31 AM |
| Street Sweeping Citation Suspension Extended Through May 31, 2020 | 5/11/2020 6:05 PM |
| Some Businesses and Recreation Amenities to Reopen May 8 | 5/7/2020 6:01 PM |
| County to Join Great Plates Delivered Program | 5/6/2020 9:17 AM |
| Expanded Criteria for Free COVID-19 Testing | 5/5/2020 4:05 PM |
| County Calling on Restaurants to Participate in Meal Home-Delivery Program | 5/5/2020 12:11 PM |
| Street Sweeping Citations Suspended Through May 15 | 5/4/2020 9:39 AM |
| Reminder - Disposable Glove and Mask Giveaway this Saturday | 5/1/2020 12:59 PM |
| Disposable Glove and Mask Giveaway | 4/28/2020 2:36 PM |
| How to Identify, Prevent and Report COVID-19 Related Scams | 4/28/2020 8:35 AM |
| New Pandemic Unemployment Assistance Program | 4/27/2020 10:06 AM |
| Special Meeting of the City Council Set for April 24 | 4/23/2020 10:20 AM |
| Free Testing for All Individuals with COVID-19 Symptoms | 4/20/2020 11:17 AM |
| New Virtual Recreation Center Now Open | 4/20/2020 7:31 AM |
| COVID-19 Pandemic Update by Mayor Tye | 4/19/2020 2:52 PM |
| Directory of Local Businesses Open During COVID-19 Pandemic | 4/14/2020 12:06 PM |
| Safer at Home Order Extended Through May 15 | 4/10/2020 5:14 PM |
| City of Diamond Bar Parks Closed on Easter Sunday | 4/9/2020 1:20 PM |
| Free Delivery Service for Seniors, Adults with Disabilities | 4/8/2020 5:56 PM |
| Face Coverings Recommended as an Additional Protective Measure | 4/8/2020 8:33 AM |
| April 7 City Council Meeting Via Teleconference | 4/3/2020 1:14 PM |
| County Opens More COVID-19 Drive-Through Test Sites | 4/3/2020 9:57 AM |
| County Opens More COVID-19 Drive-Through Test Sites | 4/3/2020 9:40 AM |
| City Meetings Moving to Teleconference Format | 4/2/2020 12:35 PM |
| City Offering Art Contests for Entire Community | 4/1/2020 4:50 PM |
| Trails and Trailheads Closed, Parks Open | 3/27/2020 7:00 AM |
| City Activates Senior Resource Line | 3/26/2020 9:16 AM |
| Health Order for Control of COVID-19 In Effect Countywide | 3/20/2020 11:32 AM |
| City Declares Local Emergency in Response to COVID-19 | 3/19/2020 3:54 PM |
| City Extends Closures and Cancellations due to COVID 19 | 3/18/2020 10:34 AM |
| City Suspends Street Sweeping Citations | 3/18/2020 9:13 AM |
| City Council to Hold Special Meeting to Address COVID-19 | 3/17/2020 6:23 PM |
| City Council and Commission Meetings Canceled Through End of March | 3/16/2020 11:50 AM |
| Changes to City Operations Due to COVID19 | 3/12/2020 4:26 PM |
| Monday, Jan. 20: Deadline to Apply for Appointment to City Council | 1/17/2020 10:28 AM |
| April 2019 EnviroLink | 4/3/2019 11:36 AM |