diff --git a/src/app/core/account.service.ts b/src/app/core/account.service.ts
index 0c70e94..b313dc1 100644
--- a/src/app/core/account.service.ts
+++ b/src/app/core/account.service.ts
@@ -590,13 +590,6 @@ export class AccountService {
     return this.apiService.deleteAccount(id);
   }
 
-  getPeriodStart(): Date {
-    let date = new Date();
-    date.setDate(1);
-    date.setHours(0, 0, 0, 0);
-    return date;
-  }
-
   createDefaultAccounts(tree: AccountTree): Observable<any> {
     let assetAccount = tree.getAccountByName('Assets', 1);
     let equityAccount = tree.getAccountByName('Equity', 1);
diff --git a/src/app/dashboard/dashboard.html b/src/app/dashboard/dashboard.html
index aa10f7b..26eb95a 100644
--- a/src/app/dashboard/dashboard.html
+++ b/src/app/dashboard/dashboard.html
@@ -56,7 +56,7 @@
       </div>
       <div class="row" *ngFor="let recentTx of recentTxs" [routerLink]="'/accounts/'+recentTx.account.id+'/transactions'" [ngClass]="{hidden: recentTx.hidden}">
         <div class="col-3 col-md-2 date">
-          {{recentTx.tx.date | date:"M/d"}}
+          {{recentTx.tx.date | datetz:"M/D":org.timezone}}
         </div>
         <div class="col-5 col-md-6 description">
           {{recentTx.tx.description}}
diff --git a/src/app/dashboard/dashboard.ts b/src/app/dashboard/dashboard.ts
index d669570..0e89728 100644
--- a/src/app/dashboard/dashboard.ts
+++ b/src/app/dashboard/dashboard.ts
@@ -7,6 +7,7 @@ import { SessionService } from '../core/session.service';
 import { Transaction, Split } from '../shared/transaction';
 import { Org } from '../shared/org';
 import { Account, AccountTree } from '../shared/account';
+import { Util } from '../shared/util';
 import { TxListPage } from '../transaction/list';
 import { IncomeReport } from '../reports/income';
 import { Observable } from 'rxjs/Observable';
@@ -46,11 +47,12 @@ export class DashboardPage implements OnInit {
   ngOnInit() {
     this.sessionService.setLoading(true);
     this.log.debug('dashboard init');
-    let periodStart = this.accountService.getPeriodStart();
 
     this.org = this.orgService.getCurrentOrg();
     this.log.debug('org', this.org);
 
+    let periodStart = Util.getPeriodStart(this.org.timezone);
+
     let tree$ = this.accountService.getAccountTreeWithPeriodBalance(periodStart);
 
     tree$.do(tree => {
diff --git a/src/app/price/price-modal.ts b/src/app/price/price-modal.ts
index 3911c53..f5d38ad 100644
--- a/src/app/price/price-modal.ts
+++ b/src/app/price/price-modal.ts
@@ -13,6 +13,8 @@ import {
 import { Util } from '../shared/util';
 import { PriceService } from '../core/price.service';
 import { Price } from '../shared/price';
+import { SessionService } from '../core/session.service';
+import { Org } from '../shared/org';
 import { Observable } from 'rxjs/Observable';
 
 @Component({
@@ -23,15 +25,18 @@ import { Observable } from 'rxjs/Observable';
 export class PriceModal {
   public form: FormGroup;
   public error: AppError;
+  public org: Org;
   private originalDate: Date;
 
   constructor(
     public activeModal: NgbActiveModal,
     private log: Logger,
     private priceService: PriceService,
+    private sessionService: SessionService,
     private fb: FormBuilder
   ) {
-    let dateString = Util.getLocalDateString(new Date());
+    this.org = this.sessionService.getOrg();
+    let dateString = Util.getLocalDateString(new Date(), this.org.timezone);
 
     this.form = fb.group({
       'id': [null],
@@ -47,7 +52,7 @@ export class PriceModal {
     this.form.patchValue({
       id: data.id,
       currency: data.currency,
-      date: Util.getLocalDateString(data.date),
+      date: Util.getLocalDateString(data.date, this.org.timezone),
       price: data.price
     });
   }
@@ -56,18 +61,11 @@ export class PriceModal {
     this.error = null;
 
     let date = this.form.value.id ? this.originalDate : new Date();
-    let formDate = Util.getDateFromLocalDateString(this.form.value.date);
+    let formDate = Util.getDateFromLocalDateString(this.form.value.date, this.org.timezone);
 
-    if(formDate.getTime()) {
+    if(formDate.getTime() && !Util.isSameDay(date, formDate, this.org.timezone)) {
       // make the time be at the very end of the day
-      formDate.setHours(23, 59, 59, 999);
-    }
-
-    let sameDay = formDate.getFullYear() === date.getFullYear() &&
-      formDate.getMonth() === date.getMonth() &&
-      formDate.getDate() === date.getDate();
-
-    if(formDate.getTime() && !sameDay) {
+      Util.setEndOfDay(formDate, this.org.timezone);
       date = formDate;
     }
 
diff --git a/src/app/price/pricedb.html b/src/app/price/pricedb.html
index 4dbda5d..620d461 100644
--- a/src/app/price/pricedb.html
+++ b/src/app/price/pricedb.html
@@ -17,7 +17,7 @@
       <ng-container *ngIf="isExpanded(currency)">
         <div class="row" *ngFor="let price of prices$[currency] | async" depth="2">
           <div class="col-4 date">
-            {{price.date | date:"M/d/y"}}
+            {{price.date | datetz:"M/D/YYYY":org.timezone}}
           </div>
           <div class="col-4 price">
             {{price.price * multiplier | currencyFormat:org.precision:org.currency}}
diff --git a/src/app/reconcile/reconcile-modal.html b/src/app/reconcile/reconcile-modal.html
index 1284eba..7b91ae1 100644
--- a/src/app/reconcile/reconcile-modal.html
+++ b/src/app/reconcile/reconcile-modal.html
@@ -14,7 +14,7 @@
         <div class="col-6 inflows">
           <div class="container-fluid">
             <div *ngFor="let item of inflows" class="row">
-              <div class="col-3">{{item.tx.date | date:"M/d/y"}}</div>
+              <div class="col-3">{{item.tx.date | datetz:"M/D/YYYY":org.timezone}}</div>
               <div class="col-4">{{item.tx.description}}</div>
               <div class="col-3">{{item.amount | currencyFormat:account.precision:account.currency}}</div>
               <div class="col-2">
@@ -26,7 +26,7 @@
         <div class="col-6 outflows">
           <div class="container-fluid">
             <div *ngFor="let item of outflows" class="row">
-              <div class="col-3">{{item.tx.date | date:"M/d/y"}}</div>
+              <div class="col-3">{{item.tx.date | datetz:"M/D/YYYY":org.timezone}}</div>
               <div class="col-4">{{item.tx.description}}</div>
               <div class="col-3">{{item.amount | currencyFormat:account.precision:account.currency}}</div>
               <div class="col-2">
diff --git a/src/app/reconcile/reconcile-modal.ts b/src/app/reconcile/reconcile-modal.ts
index 1b21dcd..6e55a6f 100644
--- a/src/app/reconcile/reconcile-modal.ts
+++ b/src/app/reconcile/reconcile-modal.ts
@@ -45,6 +45,7 @@ export class ReconcileModal {
   public balance: number;
   public reconciled: number;
   public error: AppError;
+  public org: Org;
 
   constructor(
     public activeModal: NgbActiveModal,
@@ -52,7 +53,9 @@ export class ReconcileModal {
     private txService: TransactionService,
     private sessionService: SessionService,
     private fb: FormBuilder
-  ) {}
+  ) {
+    this.org = this.sessionService.getOrg();
+  }
 
   setData(account: Account, rec: Reconciliation) {
     this.account = account;
diff --git a/src/app/reconcile/reconcile.html b/src/app/reconcile/reconcile.html
index 72f47eb..bd98d85 100644
--- a/src/app/reconcile/reconcile.html
+++ b/src/app/reconcile/reconcile.html
@@ -53,7 +53,7 @@
   <h2>Past Reconciliations</h2>
 
   <div *ngFor="let rec of pastReconciliations; index as i">
-    Period: {{rec.startDate | date:"M/d/y"}} - {{rec.endDate | date:"M/d/y"}}<br>
+    Period: {{rec.startDate | datetz:"M/D/YYYY":org.timezone}} - {{rec.endDate | datetz:"M/D/YYYY":org.timezone}}<br>
     Beginning Balance: {{rec.startBalance | currencyFormat:account.precision:account.currency}}<br>
     Ending Balance: {{rec.endBalance | currencyFormat:account.precision:account.currency}}<br>
     <a *ngIf="i === 0" [routerLink]="" (click)="delete()">Delete</a>
diff --git a/src/app/reconcile/reconcile.ts b/src/app/reconcile/reconcile.ts
index 81e531b..e7f0f6f 100644
--- a/src/app/reconcile/reconcile.ts
+++ b/src/app/reconcile/reconcile.ts
@@ -14,6 +14,7 @@ import { OrgService } from '../core/org.service';
 import { TransactionService } from '../core/transaction.service';
 import { Account, AccountApi, AccountTree } from '../shared/account';
 import { Transaction } from '../shared/transaction';
+import { Org } from '../shared/org';
 import { AppError } from '../shared/error';
 import { Util } from '../shared/util';
 import { NgbModal, ModalDismissReasons } from '@ng-bootstrap/ng-bootstrap';
@@ -37,6 +38,7 @@ export class ReconcilePage {
   public pastReconciliations: Reconciliation[];
   public unreconciledTxs: Transaction[];
   public error: AppError;
+  public org: Org;
   private accountTree: AccountTree;
   @ViewChild('confirmDeleteModal') confirmDeleteModal: ElementRef;
 
@@ -50,7 +52,7 @@ export class ReconcilePage {
     private modalService: NgbModal,
     private sessionService: SessionService) {
 
-    let org = this.orgService.getCurrentOrg();
+    this.org = this.orgService.getCurrentOrg();
     this.accountForm = fb.group({
       'accountId': [null, Validators.required]
     });
@@ -85,8 +87,8 @@ export class ReconcilePage {
     let value = this.newReconcile.getRawValue();
 
     let rec = new Reconciliation();
-    rec.startDate = Util.getDateFromLocalDateString(value.startDate);
-    rec.endDate = Util.getDateFromLocalDateString(value.endDate);
+    rec.startDate = Util.getDateFromLocalDateString(value.startDate, this.org.timezone);
+    rec.endDate = Util.getDateFromLocalDateString(value.endDate, this.org.timezone);
     rec.startBalance = Math.round(parseFloat(value.startBalance) * Math.pow(10, this.account.precision));
     rec.endBalance = Math.round(parseFloat(value.endBalance) * Math.pow(10, this.account.precision));
 
@@ -104,7 +106,7 @@ export class ReconcilePage {
 
       this.newReconcile.patchValue(
         {
-          startDate: Util.getLocalDateString(rec.endDate),
+          startDate: Util.getLocalDateString(rec.endDate, this.org.timezone),
           startBalance: rec.endBalance / Math.pow(10, this.account.precision),
           endBalance: 0,
           endDate: ''
@@ -201,7 +203,7 @@ export class ReconcilePage {
 
       if(!dates.length) {
         if(firstStartDate) {
-          this.newReconcile.patchValue({startDate: Util.getLocalDateString(firstStartDate)});
+          this.newReconcile.patchValue({startDate: Util.getLocalDateString(firstStartDate, this.org.timezone)});
         }
         return;
       }
@@ -226,7 +228,7 @@ export class ReconcilePage {
 
       this.newReconcile.patchValue(
         {
-          startDate: Util.getLocalDateString(lastRec.endDate),
+          startDate: Util.getLocalDateString(lastRec.endDate, this.org.timezone),
           startBalance: lastRec.endBalance / Math.pow(10, this.account.precision)
         }
       );
@@ -270,7 +272,7 @@ export class ReconcilePage {
         if(lastRec) {
           this.newReconcile.patchValue(
             {
-              startDate: Util.getLocalDateString(lastRec.endDate),
+              startDate: Util.getLocalDateString(lastRec.endDate, this.org.timezone),
               startBalance: lastRec.endBalance / Math.pow(10, this.account.precision)
             }
           );
diff --git a/src/app/reports/balancesheet.html b/src/app/reports/balancesheet.html
index 9355de6..9d052b6 100644
--- a/src/app/reports/balancesheet.html
+++ b/src/app/reports/balancesheet.html
@@ -1,4 +1,4 @@
-<h1>Balance Sheet<br>{{date | date:"shortDate"}} (<a [routerLink]="" (click)="toggleShowOptionsForm()">options</a>)</h1>
+<h1>Balance Sheet<br>{{date.getTime() - 1 | datetz:"M/D/YYYY":org.timezone}} (<a [routerLink]="" (click)="toggleShowOptionsForm()">options</a>)</h1>
 
 <div class="section">
   <div *ngIf="showOptionsForm" class="card card-body">
diff --git a/src/app/reports/balancesheet.ts b/src/app/reports/balancesheet.ts
index c03713c..10b4885 100644
--- a/src/app/reports/balancesheet.ts
+++ b/src/app/reports/balancesheet.ts
@@ -62,15 +62,16 @@ export class BalanceSheetReport {
       }
     }
 
+    this.org = this.orgService.getCurrentOrg();
+
     this.form = fb.group({
-      date: [Util.getLocalDateStringExcl(this.date), Validators.required],
+      date: [Util.getLocalDateStringExcl(this.date, this.org.timezone), Validators.required],
       priceSource: [this.priceSource, Validators.required]
     });
   }
 
   ngOnInit() {
     this.sessionService.setLoading(true);
-    this.org = this.orgService.getCurrentOrg();
     this.amounts = {};
     this.assetAccount = null;
 
@@ -133,7 +134,7 @@ export class BalanceSheetReport {
     this.treeSubscription.unsubscribe();
     //this.dataService.setLoading(true);
     this.showOptionsForm = false;
-    this.date = Util.getDateFromLocalDateStringExcl(this.form.value.date);
+    this.date = Util.getDateFromLocalDateStringExcl(this.form.value.date, this.org.timezone);
     this.priceSource = this.form.value.priceSource;
 
     let reportData = this.configService.get('reportData');
diff --git a/src/app/reports/income.html b/src/app/reports/income.html
index df557d4..198c887 100644
--- a/src/app/reports/income.html
+++ b/src/app/reports/income.html
@@ -1,4 +1,4 @@
-<h1>Income Statement<br>{{startDate | date:"shortDate"}} - {{endDate.getTime() - 1 | date:"shortDate"}} (<a [routerLink]="" (click)="toggleShowDateForm()">edit</a>)</h1>
+<h1>Income Statement<br>{{startDate | datetz:"M/D/YYYY":org.timezone}} - {{endDate.getTime() - 1 | datetz:"M/D/YYYY":org.timezone}} (<a [routerLink]="" (click)="toggleShowDateForm()">edit</a>)</h1>
 
 <div class="section">
   <form *ngIf="showDateForm" [formGroup]="form" (ngSubmit)="onSubmit()">
diff --git a/src/app/reports/income.ts b/src/app/reports/income.ts
index 2739a56..6e3d883 100644
--- a/src/app/reports/income.ts
+++ b/src/app/reports/income.ts
@@ -44,10 +44,16 @@ export class IncomeReport {
     private orgService: OrgService,
     private configService: ConfigService,
     private sessionService: SessionService) {
+  }
+
+  ngOnInit() {
+    this.sessionService.setLoading(true);
+    this.org = this.orgService.getCurrentOrg();
+
     this.startDate = new Date();
-    Util.setFirstOfMonth(this.startDate);
-    Util.setBeginOfDay(this.startDate);
-    this.endDate = Util.getOneMonthLater(this.startDate);
+    Util.setFirstOfMonth(this.startDate, this.org.timezone);
+    Util.setBeginOfDay(this.startDate, this.org.timezone);
+    this.endDate = Util.getOneMonthLater(this.startDate, this.org.timezone);
 
     let reportData = this.configService.get('reportData');
 
@@ -62,15 +68,10 @@ export class IncomeReport {
       }
     }
 
-    this.form = fb.group({
-      startDate: [Util.getLocalDateString(this.startDate), Validators.required],
-      endDate: [Util.getLocalDateStringExcl(this.endDate), Validators.required]
+    this.form = this.fb.group({
+      startDate: [Util.getLocalDateString(this.startDate, this.org.timezone), Validators.required],
+      endDate: [Util.getLocalDateStringExcl(this.endDate, this.org.timezone), Validators.required]
     });
-  }
-
-  ngOnInit() {
-    this.sessionService.setLoading(true);
-    this.org = this.orgService.getCurrentOrg();
 
     this.treeSubscription = this.accountService.getAccountTreeWithPeriodBalance(this.startDate, this.endDate)
       .subscribe(tree => {
@@ -90,8 +91,8 @@ export class IncomeReport {
     this.treeSubscription.unsubscribe();
     //this.dataService.setLoading(true);
     this.showDateForm = false;
-    this.startDate = Util.getDateFromLocalDateString(this.form.value.startDate);
-    this.endDate = Util.getDateFromLocalDateStringExcl(this.form.value.endDate);
+    this.startDate = Util.getDateFromLocalDateString(this.form.value.startDate, this.org.timezone);
+    this.endDate = Util.getDateFromLocalDateStringExcl(this.form.value.endDate, this.org.timezone);
 
     let reportData = this.configService.get('reportData');
 
diff --git a/src/app/shared/datetz.pipe.ts b/src/app/shared/datetz.pipe.ts
new file mode 100644
index 0000000..df18164
--- /dev/null
+++ b/src/app/shared/datetz.pipe.ts
@@ -0,0 +1,14 @@
+import { Pipe, PipeTransform } from '@angular/core';
+//import * as moment from 'moment-timezone/builds/moment-timezone-with-data-2012-2022.min';
+import * as moment from 'moment-timezone';
+
+@Pipe({name: 'datetz'})
+export class DateTzPipe implements PipeTransform {
+  constructor() {
+  }
+
+  transform(date: Date, format: string, tz: string): string {
+    let m = moment(date).tz(tz || moment.tz.guess());
+    return m.format(format);
+  }
+}
\ No newline at end of file
diff --git a/src/app/shared/org.ts b/src/app/shared/org.ts
index 365b0d5..e5026d9 100644
--- a/src/app/shared/org.ts
+++ b/src/app/shared/org.ts
@@ -5,6 +5,7 @@ export class Org {
   name: string;
   currency: string;
   precision: number;
+  timezone: string;
   constructor(options: any = {}) {
     this.id = options.id;
     this.inserted = options.inserted ? new Date(options.inserted) : null;
@@ -12,5 +13,6 @@ export class Org {
     this.name = options.name;
     this.currency = options.currency;
     this.precision = options.precision && parseInt(options.precision);
+    this.timezone = options.timezone;
   }
 }
\ No newline at end of file
diff --git a/src/app/shared/shared.module.ts b/src/app/shared/shared.module.ts
index d7634d3..443284f 100644
--- a/src/app/shared/shared.module.ts
+++ b/src/app/shared/shared.module.ts
@@ -3,11 +3,12 @@ import { DecimalPipe } from '@angular/common';
 import { CurrencyFormatPipe } from './currency-format.pipe';
 import { AccountNamePipe } from './account-name.pipe';
 import { AccountBalancePipe } from './account-balance.pipe';
+import { DateTzPipe } from './datetz.pipe';
 
 @NgModule({
   imports: [],
-  declarations: [CurrencyFormatPipe, AccountNamePipe, AccountBalancePipe],
-  exports: [CurrencyFormatPipe, AccountNamePipe, AccountBalancePipe],
+  declarations: [CurrencyFormatPipe, AccountNamePipe, AccountBalancePipe, DateTzPipe],
+  exports: [CurrencyFormatPipe, AccountNamePipe, AccountBalancePipe, DateTzPipe],
   providers: [DecimalPipe, CurrencyFormatPipe]
 })
 export class SharedModule { }
\ No newline at end of file
diff --git a/src/app/shared/util.ts b/src/app/shared/util.ts
index 1dba80f..a190f1a 100644
--- a/src/app/shared/util.ts
+++ b/src/app/shared/util.ts
@@ -4,8 +4,8 @@ import * as moment from 'moment-timezone';
 const defaultTz = moment.tz.guess();
 
 export class Util {
-  static getLocalDateString(input: Date, tz: string = defaultTz) {
-    let m = moment(input).tz(tz);
+  static getLocalDateString(input: Date, tz: string) {
+    let m = moment(input).tz(tz || defaultTz);
 
     let year = m.format('YYYY');
     let month = m.format('MM');
@@ -22,8 +22,8 @@ export class Util {
     return year + '-' + month + '-' + date;
   }
 
-  static getLocalDateStringExcl(input: Date, tz: string = defaultTz) {
-    let m = moment(input.getTime() - 1).tz(tz);
+  static getLocalDateStringExcl(input: Date, tz: string) {
+    let m = moment(input.getTime() - 1).tz(tz || defaultTz);
 
     let year = m.format('YYYY');
     let month = m.format('MM');
@@ -40,10 +40,10 @@ export class Util {
     return year + '-' + month + '-' + date;
   }
 
-  static getDateFromLocalDateString(input: string, tz: string = defaultTz) {
+  static getDateFromLocalDateString(input: string, tz: string) {
     let parts = input.split('-');
 
-    let m = moment().tz(tz);
+    let m = moment().tz(tz || defaultTz);
     m.hours(0);
     m.minutes(0);
     m.seconds(0);
@@ -55,10 +55,10 @@ export class Util {
     return m.toDate();
   }
 
-  static getDateFromLocalDateStringExcl(input: string, tz: string = defaultTz) {
+  static getDateFromLocalDateStringExcl(input: string, tz: string) {
     let parts = input.split('-');
 
-    let m = moment().tz(tz);
+    let m = moment().tz(tz || defaultTz);
     m.hours(0);
     m.minutes(0);
     m.seconds(0);
@@ -70,15 +70,15 @@ export class Util {
     return m.toDate();
   }
 
-  static setFirstOfMonth(input: Date, tz: string = defaultTz) {
-    let m = moment(input).tz(tz);
+  static setFirstOfMonth(input: Date, tz: string) {
+    let m = moment(input).tz(tz || defaultTz);
 
     m.date(1);
     input.setTime(m.valueOf());
   }
 
-  static setBeginOfDay(input: Date, tz: string = defaultTz) {
-    let m = moment(input).tz(tz);
+  static setBeginOfDay(input: Date, tz: string) {
+    let m = moment(input).tz(tz || defaultTz);
 
     m.hours(0);
     m.minutes(0);
@@ -87,8 +87,8 @@ export class Util {
     input.setTime(m.valueOf());
   }
 
-  static setEndOfDay(input: Date, tz: string = defaultTz) {
-    let m = moment(input).tz(tz);
+  static setEndOfDay(input: Date, tz: string) {
+    let m = moment(input).tz(tz || defaultTz);
 
     m.hours(23);
     m.minutes(59);
@@ -97,21 +97,21 @@ export class Util {
     input.setTime(m.valueOf());
   }
 
-  static getOneMonthLater(input: Date, tz: string = defaultTz): Date {
-    let m = moment(input).tz(tz);
+  static getOneMonthLater(input: Date, tz: string): Date {
+    let m = moment(input).tz(tz || defaultTz);
 
     m.month(m.month() + 1);
 
     return m.toDate();
   }
 
-  static computeTransactionDate(formDate: Date, txDate: Date, tz: string = defaultTz): Date {
+  static computeTransactionDate(formDate: Date, txDate: Date, tz: string): Date {
     if(!formDate || !formDate.getTime()) {
       return txDate;
     }
 
-    let formMoment = moment(formDate).tz(tz);
-    let txMoment = moment(txDate).tz(tz);
+    let formMoment = moment(formDate).tz(tz || defaultTz);
+    let txMoment = moment(txDate).tz(tz || defaultTz);
 
     // make the time be at the very end of the day
     formMoment.hours(23);
@@ -123,11 +123,45 @@ export class Util {
       formMoment.month() === txMoment.month() &&
       formMoment.date() === txMoment.date();
 
-    if(!sameDay) {
-      return formMoment.toDate();
+    if(sameDay) {
+      return txDate;
     }
 
-    return txDate;
+    if(formDate < txDate) {
+      // make time end of day for past dates
+      formMoment.hours(23);
+      formMoment.minutes(59);
+      formMoment.seconds(59);
+      formMoment.milliseconds(999);
+    } else {
+      // make time beginning of day for future dates
+      formMoment.hours(0);
+      formMoment.minutes(0);
+      formMoment.seconds(0);
+      formMoment.milliseconds(0);
+    }
+
+    return formMoment.toDate();
+  }
+
+  static isSameDay(date1: Date, date2: Date, tz: string) {
+    let m1 = moment(date1).tz(tz || defaultTz);
+    let m2 = moment(date2).tz(tz || defaultTz);
+
+    return m1.year() === m2.year() &&
+      m1.month() === m2.month() &&
+      m1.date() === m2.date();
+  }
+
+  static getPeriodStart(tz: string): Date {
+    let m = moment().tz(tz || defaultTz);
+    m.date(1);
+    m.hours(0);
+    m.minutes(0);
+    m.seconds(0);
+    m.milliseconds(0);
+
+    return m.toDate();
   }
 
   static newGuid() {
diff --git a/src/app/transaction/advancededit.ts b/src/app/transaction/advancededit.ts
index b09d891..1d3bf04 100644
--- a/src/app/transaction/advancededit.ts
+++ b/src/app/transaction/advancededit.ts
@@ -50,7 +50,7 @@ export class AdvancedEdit {
 
     this.org = this.orgService.getCurrentOrg();
 
-    let dateString = Util.getLocalDateString(item.tx.date);
+    let dateString = Util.getLocalDateString(item.tx.date, this.org.timezone);
 
     this.form = new FormGroup({
       date: new FormControl(dateString),
@@ -110,20 +110,9 @@ export class AdvancedEdit {
     this.error = null;
 
     let date = this.item.tx.id ? this.item.tx.date : new Date();
-    let formDate = Util.getDateFromLocalDateString(this.form.value.date);
+    let formDate = Util.getDateFromLocalDateString(this.form.value.date, this.org.timezone);
 
-    if(formDate.getTime()) {
-      // make the time be at the very end of the day
-      formDate.setHours(23, 59, 59, 999);
-    }
-
-    let sameDay = formDate.getFullYear() === date.getFullYear() &&
-      formDate.getMonth() === date.getMonth() &&
-      formDate.getDate() === date.getDate();
-
-    if(formDate.getTime() && !sameDay) {
-      date = formDate;
-    }
+    date = Util.computeTransactionDate(formDate, date, this.org.timezone);
 
     let tx = new Transaction({
       id: this.item.tx.id,
diff --git a/src/app/transaction/list.html b/src/app/transaction/list.html
index a9c553e..f3fccd8 100644
--- a/src/app/transaction/list.html
+++ b/src/app/transaction/list.html
@@ -35,7 +35,7 @@
         <form [id]="'form' + item.tx.id + item.activeSplitIndex" [formGroup]="item.form" *ngFor="let item of items; let i = index">
           <div class="row" (click)="editTransaction(item, $event)" [ngClass]="{odd: !(i % 2), editing: item.editing}">
             <div class="col custom-3 date">
-              <span *ngIf="!item.editing" class="date">{{item.tx.date | date:"M/d/y"}}</span>
+              <span *ngIf="!item.editing" class="date">{{item.tx.date | datetz:"M/D/YYYY":org.timezone}}</span>
               <input *ngIf="item.editing" type="date" formControlName="date" placeholder="Date" class="form-control" (keyup.enter)="onEnter(item, $event)"/>
             </div>
             <div class="col custom-7 description">
diff --git a/src/app/transaction/list.ts b/src/app/transaction/list.ts
index d0fa5d7..21b160a 100644
--- a/src/app/transaction/list.ts
+++ b/src/app/transaction/list.ts
@@ -2,6 +2,7 @@ import { Component, Input, OnInit, ViewChild, ElementRef, AfterViewChecked, Rend
 import { Logger } from '../core/logger';
 import { ActivatedRoute } from '@angular/router';
 import { TransactionService } from '../core/transaction.service';
+import { OrgService } from '../core/org.service';
 import { AccountService } from '../core/account.service';
 import { Account, AccountTree } from '../shared/account';
 import { Transaction, Split} from '../shared/transaction';
@@ -22,6 +23,7 @@ import 'rxjs/add/operator/mergeMap';
 import { AdvancedEdit } from './advancededit';
 import { TxItem } from './txitem';
 import { Subject } from 'rxjs';
+import { Org } from '../shared/org';
 
 @Component({
   selector: 'app-txlist',
@@ -34,6 +36,7 @@ export class TxListPage implements OnInit, AfterViewChecked {
   public account: Account;
   public items: TxItem[];
   public error: AppError;
+  public org: Org;
   private accountId: string;
   private accountTree: AccountTree;
   private balance: number;
@@ -54,6 +57,7 @@ export class TxListPage implements OnInit, AfterViewChecked {
     private log: Logger,
     private route: ActivatedRoute,
     private txService: TransactionService,
+    private orgService: OrgService,
     private accountService: AccountService,
     private fb: FormBuilder,
     private renderer: Renderer,
@@ -70,6 +74,9 @@ export class TxListPage implements OnInit, AfterViewChecked {
 
   ngOnInit() {
     this.accountId = this.route.snapshot.paramMap.get('id'); //+this.route.snapshot.paramMap.get('id');
+    this.org = this.orgService.getCurrentOrg();
+
+    console.log(this.org);
 
     this.accountService.getAccountTree().subscribe(tree => {
       this.account = tree.accountMap[this.accountId];
@@ -88,7 +95,7 @@ export class TxListPage implements OnInit, AfterViewChecked {
           splits: []
         });
 
-        newTx.date.setHours(23, 59, 59, 999);
+        Util.setEndOfDay(newTx.date, this.org.timezone);
 
         newTx.splits.push(new Split({
           accountId: this.account.id
@@ -403,7 +410,7 @@ export class TxListPage implements OnInit, AfterViewChecked {
 
     item.editing = true;
 
-    let dateString = Util.getLocalDateString(item.tx.date);
+    let dateString = Util.getLocalDateString(item.tx.date, this.org.timezone);
 
     this.log.debug(item);
     let debit = this.getDebit(item);
@@ -622,9 +629,9 @@ export class TxListPage implements OnInit, AfterViewChecked {
     }
 
     let date = item.tx.id ? item.tx.date : new Date();
-    let formDate = Util.getDateFromLocalDateString(item.form.value.date);
+    let formDate = Util.getDateFromLocalDateString(item.form.value.date, this.org.timezone);
 
-    date = Util.computeTransactionDate(formDate, date);
+    date = Util.computeTransactionDate(formDate, date, this.org.timezone);
 
     let tx = new Transaction({
       id: item.tx.id,
@@ -707,7 +714,7 @@ export class TxListPage implements OnInit, AfterViewChecked {
         splits: []
       });
 
-      newTx.date.setHours(23, 59, 59, 999);
+      Util.setEndOfDay(newTx.date, this.org.timezone);
 
       newTx.splits.push(new Split({
         accountId: this.account.id
@@ -825,11 +832,11 @@ export class TxListPage implements OnInit, AfterViewChecked {
   autocomplete(item: TxItem, tx: Transaction) {
     this.log.debug('chose tx', tx);
 
-    let formDate = Util.getDateFromLocalDateString(item.form.value.date);
+    let formDate = Util.getDateFromLocalDateString(item.form.value.date, this.org.timezone);
     item.tx = new Transaction(
       {
         id: item.tx.id,
-        date: Util.computeTransactionDate(formDate, new Date()),
+        date: Util.computeTransactionDate(formDate, new Date(), this.org.timezone),
         description: tx.description,
         splits: tx.splits
       }
diff --git a/src/app/transaction/new.ts b/src/app/transaction/new.ts
index 9e81642..4defc4e 100644
--- a/src/app/transaction/new.ts
+++ b/src/app/transaction/new.ts
@@ -17,6 +17,7 @@ import { Util } from '../shared/util';
 import { AppError } from '../shared/error';
 import { Transaction, Split } from '../shared/transaction';
 import { Logger } from '../core/logger';
+import { Org } from '../shared/org';
 
 @Component({
   selector: 'app-txnew',
@@ -45,6 +46,7 @@ export class NewTransactionPage {
   public openingBalances: Account;
   public accountTree: AccountTree;
   public accountMap: any;
+  public org;
   @ViewChild('acc') acc: any;
   @ViewChild('amount') amount: ElementRef
 
@@ -57,12 +59,10 @@ export class NewTransactionPage {
     private orgService: OrgService,
     private fb: FormBuilder,
     private log: Logger) {
-
     this.numAccountsShown = 3;
+    this.org = this.orgService.getCurrentOrg();
 
-    let org = this.orgService.getCurrentOrg();
-
-    let dateString = Util.getLocalDateString(new Date());
+    let dateString = Util.getLocalDateString(new Date(), this.org.timezone);
     this.form = this.fb.group({
       type: ['', Validators.required],
       firstAccountPrimary: [null, Validators.required],
@@ -226,20 +226,9 @@ export class NewTransactionPage {
     this.error = null;
 
     let date = new Date();
-    let formDate = Util.getDateFromLocalDateString(this.form.value.date);
+    let formDate = Util.getDateFromLocalDateString(this.form.value.date, this.org.timezone);
 
-    if (formDate.getTime()) {
-      // make the time be at the very end of the day
-      formDate.setHours(23, 59, 59, 999);
-    }
-
-    let sameDay = formDate.getFullYear() === date.getFullYear() &&
-      formDate.getMonth() === date.getMonth() &&
-      formDate.getDate() === date.getDate();
-
-    if (formDate.getTime() && !sameDay) {
-      date = formDate;
-    }
+    date = Util.computeTransactionDate(formDate, date, this.org.timezone);
 
     let tx = new Transaction({
       id: Util.newGuid(),