EDGAR Filing Documents for 0001695519-21-000019

Form 40-F - Registration statement [Section 12] or Annual Report [Section 13(a), 15(d)]:

SEC Accession No. 0001695519-21-000019

Filing Date

2021-02-26

Accepted

2021-02-26 10:24:44

Documents

199

Period of Report

2020-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	40-F	atgff-20201231.htm iXBRL	40-F	688156
2	EX-13.1	altagasaif-2020.htm	EX-13.1	1102820
3	EX-13.2	atgff-20201231_d2.htm iXBRL	EX-13.2	5372070
4	EX-23.1	ex231-eyconsentq420.htm	EX-23.1	3509
5	EX-31.1	ex311-302certxceoq420.htm	EX-31.1	10007
6	EX-31.2	ex312-302certxcfoq420.htm	EX-31.2	9884
7	EX-32.1	ex321-906certxceoq420.htm	EX-32.1	3386
8	EX-32.2	ex322-906certxcfoq420.htm	EX-32.2	3424
14		a2021_01x12xmidstreamxmapxa.jpg	GRAPHIC	313691
15		a2021_01x12xutilitiesxmapxa.jpg	GRAPHIC	289111
16		atgff-20201231_g1.jpg	GRAPHIC	289111
17		atgff-20201231_g2.jpg	GRAPHIC	313691
18		atgff-20201231_g3.jpg	GRAPHIC	5966
19		chart-ad899a56e90f47959861a.jpg	GRAPHIC	29140
20		chart-d354e164bee144a38341a.jpg	GRAPHIC	28416
21		eyheadera011.jpg	GRAPHIC	14799
22		orgchartfeb120211a.jpg	GRAPHIC	149840
	Complete submission text file	0001695519-21-000019.txt		32711717

Data Files

Seq	Description	Document	Type	Size
9	XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT	atgff-20201231.xsd	EX-101.SCH	168721
10	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT	atgff-20201231_cal.xml	EX-101.CAL	277380
11	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT	atgff-20201231_def.xml	EX-101.DEF	927444
12	XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT	atgff-20201231_lab.xml	EX-101.LAB	1772521
13	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT	atgff-20201231_pre.xml	EX-101.PRE	1314939
23	EXTRACTED XBRL INSTANCE DOCUMENT	atgff-20201231_htm.xml	XML	6813798

Mailing Address 1700, 355-4 AVENUE SW CALGARY A0 T2P0J1

Business Address 1700, 355-4 AVENUE SW CALGARY A0 T2P0J1 1 (403) 691-7575